Use the Following Information to Answer the Questions That Follow

Multiple Choice

Use the following information to answer the questions that follow.
Nicky L, owner of NLD Incorporated, knows that the marginal product of labor (MPL) for his workers can be defined as follows:
MPL = 32 - L
The total output a given level of workers can produce is found as:
Q = 32L - L²
He also knows that the price of his output is $3. His profits can be found as:
Profit = P × Q - W × L
-What wage would be required to allow Nicky L to hire the twenty-fifth worker?

A) $3
B) $7
C) $21
D) $125
E) $25