If the absolute value of the price elasticity of demand for tickets to a football game is 2, then if the price increases by 1%, quantity demanded decreases by:

If the absolute value of the price elasticity of demand for tickets to a football game is 2, then if the price increases by 1%, quantity demanded decreases by:
A.4%.
B.?%.
C.2%.
D.1%.
正确答案：2%.