Table 18-8 Harold and Maude Own a Dance Studio Where They and They

Multiple Choice

Table 18-8
Harold and Maude own a dance studio where they and their employees teach ballroom dancing. Their company is a competitive, profit-maximizing firm. Harold and Maude's production function is detailed in the table below.
-Refer to Table 18-8. What is the marginal product of the fourth worker?

A) 250 students
B) 62.5 students
C) 50 students
D) 30 students