Which of the following would most likely be included as part of manufacturing overhead in the production of a wooden table? The amount paid to the individual who stains the table. The commission paid to the salesperson who sold the table. The cost of glue used in the table. The cost of the wood used in the table. All of the following would be classified as product costs except: property taxes on production equipment. insurance on factory machinery. salaries of the marketing staff. wages of machine operators. Within the relevant range: variable cost per unit decreases as production decreases. fixed cost per unit increases as production decreases. fixed cost per unit decreases as production decreases. variable cost per unit increases as production decreases. Data for cost A and cost B appear below: Which of the above best describes the behavior of Costs A and B? Cost A is fixed. Cost B is variable. Cost A is variable, Cost B is fixed. Both Cost A and Cost B are variable. Both Cost A and Cost B are fixed. In describing the cost equation, Y = a + bX, "a" is: the dependent variable cost. the independent variable the level of activity. the total fixed cost. the variable cost per unit of activity