In the gates operation, labor capacity is the company's constraining resource. each unit of a requires 3 hours of labor, and each unit of b requires 2 hours of labor. assuming that all services can be sold at a normal price, prepare an analysis showing which of the two services should be provided with any unused productive capacity that gates might have. service a b revenue answer 0 answer 0 less: variable cost answer 0 answer 0 contribution margin answer 0 answer 0 labor hours per unit answer 0 answer 0 contribution margin per labor hour answer 0 answer 0 any unused capacity should be devoted to service b, which has $1 less contribution margin per labor hour than does service a. any unused capacity should be devoted to service a, which has $1 more contribution margin per labor hour than does service a. any unused capacity should be devoted to service b, which has $1 more contribution margin per labor hour than does service a. answer all parts of the question. either of those and id be golden