If a Firm Is Producing at Minimum Cost Using Positive

Multiple Choice

If a firm is producing at minimum cost using positive amounts of two inputs, an increase in the price of input one will cause

A) a decrease in the marginal rate of technical substitution
B) an increase in the marginal product of input one
C) a decrease in the absolute value of the slope of the isocost
D) a decrease in the marginal product of input one