Output 1 2 3 4 5 6 7

Total Cost($) 30 32 36 42 52 64 78

question: if this firm is in a typical monopolistically completive market, when marginal revenue is $110 and the price is $12, how many unit of output will it likely produce in the short run.

a. less than 4 unit of output

b. 4 unit of output

c. 5 unit of output

d. more than 5 unit of output