[Q]: How does the sentence end?

Rebecca has several pets but Rachel has none as 
OPTIONS:
- Rebecca is a huge animal hater.
- Rachel is a huge animal hater.

[A]: Rachel is a huge animal hater.


[Q]: How does the sentence end?

I wanted to download new files onto my computer but there was not enough space. The 
OPTIONS:
- file was too massive.
- space was too massive.

[A]: file was too massive.


[Q]: How does the sentence end?

Justin made Dennis go to the gas station to buy fuel for the car because 
OPTIONS:
- Justin is busy fixing the car.
- Dennis is busy fixing the car.

[A]:
Justin is busy fixing the car.