The natural rate of unemployment (i) is the economy's desirable level of unemployment. (ii) arises from a single problem that has a single solution. (iii) is the amount of unemployment that does not go away on its own

________ occurs when the price level of goods and services increases over several months.

A) Monetarism B) A budget deficit C) An open-market operation D) Inflation E) A recession

Moving downward along a straight-line demand curve, the absolute value of the price elasticity of demand

a. always rises b. rises until the midpoint of the curve is reached, and then falls c. falls until the midpoint of the curve is reached, and then rises d. always falls e. falls from 1 to 0