i need D please

ALL OUR UNICO) Hoffman Company manufactures and sells a single product. The company's sales and expenses for last year follow: (Click the icon to view the information.) Read the requirements Requirement 1. Fill in the missing numbers in the table. Use the following questions to help fill in the missing numbers in the table: a. What is the total contribution margin? The total contribution margin is $ 30,000 Data Table b. What is the total variable expense? The total variable expense is $ 90,000 % c. How many units were sold? Sales.................$ Variable expenses Total Per Unit 120,000 $ ? 3,000 units were sold. ? d. What is the per-unit variable expense? Contribution margin The per-unit variable expense is $ Fixed expenses ........_ Operating income.... $ 13,500 16,500 Print Done