[Q]: How does the sentence end?

I was trying to decide if I should use the oven or bbq the corn, after looking at the good weather, I decided to use the

[A]: bbq .

[Q]: How does the sentence end?

If they had to sit in an exam Katrina would do better than Christine because

[A]: Katrina would be very calm.

[Q]: How does the sentence end?

The aquarium that I purchased was bigger than my old tank because the

[A]:
aquarium allowed more room for the big fish.