[Q]: How does the sentence end?

Kim could eat bread with butter or jam. She chose the 

[A]: butter because it was salty.


[Q]: How does the sentence end?

Cynthia chose to wear a bikini at the beach. Christine copied her and wore the same bikini. 

[A]: Cynthia was annoyed.


[Q]: How does the sentence end?

Cold sores are a problem for Kayla, but Erin never gets them. 

[A]:
Kayla has contracted the herpes virus.