Several costs incurred by Myrtle Beach Golf Equipment, Inc. are listed below. For each cost, indicate which of the following classifications best describe the cost. More than one classification may apply to the same cost item. For example, a cost may be both a variable cost and a product cost.

Cost Classifications

a. Variable

b. Fixed

c. Period

d. Product

e. Administrative

f. Selling g. Manufacturing h. Research and development i. Direct material j. Direct labor k. Manufacturing overhead Cost Items 1. Metal used in golf clubs.
2. Salary of the plant manager.
3. Cost of electricity used to air condition the factory.
4. Commissions paid to sales personnel.
5. Wages paid to employees who assemble golf bags.
6. Salary of an engineer who is working on a prototype of a new self-driving golf cart.
7. Depreciation on the laptop used by the company president’s executive assistant