Why is it usually necessary to use the time value of money when performing a cost-benefit analysis?

A) For an investment project to be considered, costs must have a higher dollar value than benefits.

B) In most investment projects, costs are incurred up front, but benefits are received in the future.

C) For practical purposes, a dollar today may be considered to be equal to a dollar at some future time.

D) Although costs and benefits generally occur concurrently, the benefits will accrue value over time, due to interest.