Why Do Movie Theaters Sell Tickets for an Afternoon Showing

Why do movie theaters sell tickets for an afternoon showing of a movie at a lower price than the 7 p.m.showing of the same movie?

A) to deal with the perishability of services
B) to make sure the service offered is consistent
C) to deal with the intangible characteristic of services
D) to deal with the incompatibility characteristic of services
E) to minimize inventory losses