Government standards for products sold in the domestic market can have the effect of protecting domestic producers from foreign competition

When Americans increase their demand for Japanese goods,

A) the supply of dollars will fall, and the demand for yen will fall. B) the supply of dollars will rise, and the demand for yen will rise. C) the demand for dollars will fall, and the demand for yen will rise. D) the demand for dollars will rise, and the demand for yen will rise.

By selecting a bundle where MRS = MRT, the consumer is

A) achieving a corner solution. B) reaching the highest possible indifference curve she can afford. C) not behaving in an optimal way. D) All of the above.