Assume a Round of Golf Requires Four Hours of Leisure

Multiple Choice

Assume a round of golf requires four hours of leisure time, and attending a concert requires two hours. If the price of a round of golf is $40 and the price of a concert is $80, ceteris paribus, Joe will play

A) golf but not attend concerts, since golf is cheaper.
B) golf twice as often as he attends concerts.
C) less golf whenever he receives a large raise.
D) relatively less golf and attend relatively more concerts whenever his leisure time becomes more scarce.