Beacon Corporation manufactures two styles of lamps Bedford Lamp and Lowell Lamp. The following per unit data are available:

	Bedford Lamp	Lowell Lamp
Sales price	$28	$35
Variable costs	$15	$23
Machine hours required for one lamp	1	4

Total fixed costs are $31,000, and Beacon can sell a maximum of 10,000 units of each style of lamp annually. Machine hour capacity is 25,000 hours per year. What is the contribution margin per machine hour for the Bedford Lamp? (Round your answer to the nearest cent.)

A. $3.00 per machine hour

B. $35.00 per machine hour

C. $28.00 per machine hour

D. $13.00 per machine hour