Use the Following Table to Answer the Question : Table

Multiple Choice

Use the following table to answer the question : Table 16-1 : shows the total number of pizzas produced by 7 workers.
-Refer to Table 16-1.If the pizza industry is competitive and the price of a pizza is $10,then which of the following is correct?

A) The total revenue from the sale of 4 pizzas is $30.
B) The marginal value product of the fifth worker is $20.
C) The marginal product of the fourth worker is 2 pizzas.
D) The marginal revenue from selling the fifth pizza is $-10.