In September 2012, the Average Price of Gasoline in the United

Multiple Choice

In September 2012, the average price of gasoline in the United States was $3.91 per gallon, and consumers purchased nearly 5 percent less gasoline than they had during September 2011, when the average price of gasoline was $3.66 per gallon. Based on these figures, when the price of gasoline rose from $3.66 per gallon to $3.91 per gallon, total revenue

A) increased.
B) decreased.
C) did not change.
D) There is not enough information to determine what happened to total revenue.