Which of the following presidents attempted to expand employment during the Great Depression through increased public spending?

The law of diminishing returns states that: a. as additional increments of resources are added to producing a good or service, the marginal benefit from those additional increments will increase. b. as society moves from one choice to another, the production of physical capital declines. c. it is impossible to get more of one good without giving up some amount of the other good

d. as additional increments of resources are added to producing a good or service, the marginal benefit from those additional increments will decline.

When the own price elasticity of good X is ?3.5, then total revenue can be increased by:

A. decreasing the quantity supplied. B. decreasing the price. C. increasing the price. D. neither increasing the price, decreasing the price, nor decreasing the quantity supplied.