If the Price Elasticity of Demand for Good a Is

If the price elasticity of demand for good A is -2, then a 1% increase in

A) consumer income will result in a 2% decrease in the demand for good A.
B) consumer income will result in a 2% increase in the demand for good A.
C) the market price of good A will result in a 2% increase in the quantity demanded of good A.
D) the market price of good A will result in a 2% decrease in the quantity demanded of good A.