[Q]: How does the sentence end?

After throwing the old mattress out, Michael let William choose the new one since 

[A]: William could see.


[Q]: How does the sentence end?

I bought a stuffed mouse and a plastic ball for my pet cat. He played with the 

[A]: mouse more because he likes soft toys.


[Q]: How does the sentence end?

Kayla bought a tablet for Rachel for their birthday last Sunday, and 

[A]:
Kayla was thanked for the thoughtful gift.