[Q]: How does the sentence end?

Donald liked to sing in the chorus while Steven sang solo because 

[A]: Steven had a superior voice.


[Q]: How does the sentence end?

The letter cost less to send than the package did because the 

[A]: package was heavier.


[Q]: How does the sentence end?

The cat seemed to be aging faster than the dog. That's because the 

[A]:
cat 's hair was gray.