1) Costs incurred in customer service are categorized as?________.

A. external failure costs

B. internal failure costs

C. prevention costs

D. appraisal costs

2) Which of the following is an example of appraisal?costs?

A.employee training cost

B.product testing cost

C. warranty costs

D. equipment maintenance costs

3)

Ferric Chemicals, Inc. has fixed costs of $34,000 per month. The highest production volume during the year was in January when 100,000 units were produced, 71,000 units were sold, and total costs of $640,000 were incurred. In June, the company produced only 60,000 units. What was the total cost incurred in June? (Round any intermediate calculations to the nearest cent and your final answer to the nearest dollar.) O A. $397,600 O B. $640,000 O C. $363,600 O D. $674,000Avia Company sells a product for $130 per unit. Variable costs are $110 per unit, and fixed costs are $800 per month. The company expects to sell 600 units in September. The unit contribution margin is: O A. $130 per unit O B. $110 per unit O C. $20 per unit O D. $240 per unit