The Following Data Show the Total Output for a Firm

Multiple Choice

The following data show the total output for a firm when specified amounts of labour are combined with a fixed amount of capital.When answering the questions,you are to assume that the wage per unit of labour is $25 and the cost of the capital is $100.
TABLE 7-4
-Refer to Table 7-4.The average product of labour is highest when the firm hires ________ units of labour.

A) 1
B) 2
C) 3
D) 4
E) 5