Answer the Following Questions Using the Information Below

Answer the following questions using the information below:
Holly's Ham, Inc. sells hams during the major holiday seasons. During the current year 11,000 hams were sold resulting in $220,000 of sales revenue, $55,000 of variable costs, and $24,000 of fixed costs.
-Kenefic Company sells its only product for $9 per unit, variable production costs are $3 per unit, and selling and administrative costs are $1.50 per unit. Fixed costs for 10,000 units are $5,000. The contribution margin is:

A) $6 per unit
B) $4.50 per unit
C) $5.50 per unit
D) $4 per unit