Table 18-9 The Following Table Shows the Production Function for a Particular

Multiple Choice

Table 18-9
The following table shows the production function for a particular business. The numbers represent the various labor and output combinations the firm may choose for its output on a daily basis.
-Refer to Table 18-9. Suppose this firm charges a price of $5 per unit of output and pays workers a wage equal to $160 per day. What is the value of the marginal product of labor for the fourth worker?

A) $200
B) $1,000
C) $6,400
D) $32,000