The Function Showing Total Spending on Investment Would Be Shifted

Multiple Choice

The function showing total spending on investment would be shifted inward and to the left by:

A) a technological innovation that increases the production function parameter A.
B) any event that raises the marginal product of capital.
C) any event that raises the purchase price of capital.
D) an accident that destroyed one-quarter of the U.S. capital stock while leaving the labor supply intact.