Suppose the firm has signed a contract to purchase 60 ounces of rubber. This contract must be honored. Furthermore, the rubber has a very short shelf life if not used for production. That is, if the rubber is not used immediately, it will be wasted. Let 1 be the price of an ounce of rubber, and 2 be the price of an ounce of plastic. Suppose the firm wants to make 220 cell phone cases. The firm's cost of producing 220 cell phone cases equals 2201 if 1/2 _____ 4. Otherwise, the firm's cost of producing 220 cell phone cases equals

A. 220

B. 220[min{1,42}]

C. 601+6402

D. 220[min{1,24}]

E. 220(1+2)

plz answer asap correct