Along a short-run aggregate supply curve, which of the following is (are) held constant?

The Salvation Army is an example of a(n)

a. military organization b. not-for-profit organization c. partnership d. S-corporation e. U.S. government agency

The principle of diminishing marginal product states:

A. the total output produced increases as the quantity of the input increases. B. the marginal product of an input decreases as the quantity of the input increases. C. the marginal product of an input eventually will be negative. D. the total output produced decreases as the quantity of the input increases.