[Q]: How does the sentence end?

My family and I decided to camp in the cabin instead of the car because the 
OPTIONS:
- cabin is more room constraint.
- car is more room constraint.

[A]: car is more room constraint.


[Q]: How does the sentence end?

The fisher wanted to break the ice with a stick to fish but the 
OPTIONS:
- stick is too weak.
- ice is too weak.

[A]: stick is too weak.


[Q]: How does the sentence end?

Justin was a farmer with a better crop than Randy, despite 
OPTIONS:
- Justin using a fancy type of fertilizer.
- Randy using a fancy type of fertilizer.

[A]:
Randy using a fancy type of fertilizer.