[Q]: How does the sentence end?

Tanya had a baby and Jennifer was over the moon because

[A]: Jennifer had always wanted to be a father.

[Q]: How does the sentence end?

The woman chose to wear shorts instead of pants when running the marathon because the

[A]: shorts were comfortable.

[Q]: How does the sentence end?

The car was quick when it used electricity instead of gasoline, because it was made to run on the

[A]:
gasoline less efficiently.