[Q]: How does the sentence end?

The school work of Justin was more advanced than Logan's because

[A]: Justin was far more organized and intellectually capable.

[Q]: How does the sentence end?

Matthew is thinking of starting a car club and asks Leslie to join, but he can't.

[A]: Leslie has limited free time.

[Q]: How does the sentence end?

Donald spent a lot of time jumping rope on the playground but Samuel did not because

[A]:
Samuel had very little energy.