Refer to Figure 4.6, which shows David's and Celeste's individual supply curves for flower arrangements per week. Assuming David and Celeste are the only producers in the market, if the market quantity supplied is 50, the price must be

A(n) ________ is represented by a leftward shift of the demand curve while a(n) ________ is represented by a movement along a given demand curve

A) increase in demand; decrease in quantity demanded B) decrease in demand; increase in demand C) decrease in demand; increase in quantity demanded D) decrease in quantity demanded; decrease in demand

In 1921, prices surged, causing a decrease in average real wages

Indicate whether the statement is true or false