$($The five basic principles of$$ finance$)$ There are four basic principles of finance. Which principle correctly describes the following$$ statement: "A dollar today is worth more than a dollar received in the future.$$ Conversely, a dollar received in the future is worth less than a dollar received$$ today"? $($Select the best$$ choice.$)$

A$.$

Principle$1$: Money has a time value.

B$.$

Principle$2$: There is a$$ risk$-$return tradeoff.

C$.$

Principle$3$: Cash flows are the source of value.

D$.$

Principle$4$: Market prices reflect information.

E$.$

Principle$5$: Individuals Respond to Incentives.