16. The Keystone Company has three divisions: A, B, and C. Assume the following data for Division A for March: Sales Variable expenses Traceable fixed costs Allocated common fixed costs $60,000 Average operating assets $2,000,000 Minimum required return 15% S1,200,000 $600,000 $280,000 How much is Division A's return on investment? A. 18% D. 24% one of the above