The following is a list of costs that were incurred in the production and sale of large commercial airplanes:

Classify each cost as either a product cost or a period cost. Indicate whether each product cost is a direct materials cost, a direct labor cost, or a factory overhead cost. Indicate whether each period cost is a selling expense or an administrative expense.

Costs	Classification
a. Cost of electronic guidance system installed in the airplane cockpit	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
b. Special advertising campaign in Aviation World magazine	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-selling expense
c. Salary of chief compliance officer of company	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-factory overhead cost
d. Salary of chief financial officer	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-administrative expense
e. Decals for cockpit door, the cost of which is immaterial to the cost of the final product	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct labor cost
f. Cost of electrical wiring throughout the airplane	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
g. Cost of normal scrap from production of airplane body	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-factory overhead cost
h. Instrument panel installed in the airplane cockpit	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
i. Depreciation on factory equipment	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-factory overhead cost
j. Masks for use by painters in painting the airplane body	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-administrative expense
k. Cost of paving the headquarters employee parking lot	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
l. Turbo-charged airplane engine	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-selling expense
m. Prebuilt leather seats installed in the first-class cabin	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-factory overhead cost
n. Human Resources Department costs for the year	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-selling expense
o. Hourly wages of employees that assemble the airplane	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-administrative expense
p. Salary of the Marketing Department personnel	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
q. Oil to lubricate factory equipment	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expensePeriod costs-selling expense
r. Yearly cost of the maintenance contract for robotic equipment	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expenseProduct costs-direct materials cost
s. Hydraulic pumps used in the airplanes flight control system	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
t. Cost of miniature replicas of the airplane used to promote and market the airplane	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
u. Metal used for producing the airplane body	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
v. Power used by painting equipment	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
w. Annual bonus paid to the chief operating officer of the company	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
x. Interior trim material used throughout the airplane cabin	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
y. Salary of plant manager	Product costs-direct materials costProduct costs-direct labor costProduct costs-factory overhead costPeriod costs-selling expensePeriod costs-administrative expense
z. Annual fee to a celebrity to promote the aircraft