[Q]: How does the sentence end?

Felicia looked sad and disappointed after she asked Christine refused to be her girlfriend because 

[A]: Felicia liked her.


[Q]: How does the sentence end?

Erin chopped the garlic while Rachel cooked the sauce, because 

[A]: Erin was a worse cook.


[Q]: How does the sentence end?

Kyle had to remove a lot of mold from his house compared to Donald, because 

[A]:
Kyle lives in a humid area.