Four products are manufactured in a labor-intensive process by XYZ:

Alpha Beta Gamma Delta

Selling price per unit 100 150 90 200

Variable costs per unit 45 85 30 110

Labor hours 2 4 3 4

Assuming an overall capacity constraint, what is the ranking order of products for XYZ to produce to maximize its profitability:

a)Beta, Gamma, Alpha, Delta

b)Delta, Beta, Gamma, Alpha

c)Alpha, Delta, Gamma, Beta

d)Gamma, Alpha, Delta, Beta