Mr. Smith borrows ＄500 now and pays file money hack next year when prices have doubled, then how much will he be paying back in terms of real purchasing power measured by the money value of this year.

A．It indicates that latecomers don’t care about others’ time.
B．It indicates that latecomers always ignore other people’s feeling.
C．It indicates that latecomers enjoy being looked at by others.
D．It indicates that lateness is their way of life.