suppose the Miami Dolphines are considering adding another backup quarterback. If the salary the Dolphins would have to pay equals $500,00 and the value of the marginal product of the new quarterback equals $800,000, to maximize their profit, the Dolphins should
a. not add the new quarterback
b. not add the new quarterback and in fact gets rid of at least one other backup quarterback
c. add two new quarterbacks
d. add the new quarterback
e. not enough information is given to determine if the Dolphins should hire the quarterback