Complete the following dialogue!

Billy: We’re 10 minutes late. It’s no way we could be at the school before the first lesson begin.
Joe: Wait a minute, I think we could.
Billy: How?
Joe: . . . . . . . . . . take a short cut, there’s a way behind gas station, that way lead directly to the school, we won’t be trapped in traffic jam.
Billy: You’re genius.

A. Why do we

B. Why don’t we

C. We are not allowed

D. Why we must

E. Why