During Last Year the Price of Regular Unleaded Gasoline in Oakland,California

Multiple Choice

During last year the price of regular unleaded gasoline in Oakland,California increased 11.0 percent.If the price elasticity of demand for gasoline was 0.13,the price hike means that the quantity demanded decreased by

A) 1.43 percent.
B) 8.46 percent.
C) 0.16 percent.
D) 4.31 percent.
E) 6.46 percent.