Pepsi One is a close substitute for Diet Coke. When Pepsi introduced Pepsi One, the price elasticity of demand for Diet Coke _ and Coke’s ability to raise revenues through price increases _.

Pepsi One is a close substitute for Diet Coke. When Pepsi introduced Pepsi One, the price elasticity of demand for Diet Coke _ and Coke’s ability to raise revenues through price increases _.
A.decreased; was reduced
B.had no effect; was reduced
C.increased; increased
D.increased; was reduced
正确答案：increased; was reduced