Orange Co. manufactures 3 products. Budgeted data for the upcoming year is as follows:

	A4	B5	C6
CM/Unit	$166	$92	$127
Direct labour hours per unit	5.71	3.63	3.37
Maximum expected demand	129	265	318

Orange Co. is limited to 1200 hours of direct labour in a given year. How many units of product A4 should be produced to maximize contribution margin?

Select one:

a. 22

b. 129

c. 38

d. 128