Problem: How does the sentence end?

The Cockatiel enjoys eating grapes instead of seeds due to the 
OPTIONS:
- grapes being more dull in taste.
- seeds being more dull in taste.
Answer: seeds being more dull in taste.

Problem: How does the sentence end?

Katrina had an electric guitar, and Carrie had an acoustic, so 
OPTIONS:
- Katrina needed an amp for their instrument.
- Carrie needed an amp for their instrument.
Answer: Katrina needed an amp for their instrument.

Problem: How does the sentence end?

Jon was practicing parking his new car into his garage, but the 
OPTIONS:
- car was too small.
- garage was too small.
Answer: garage was too small.

Problem: How does the sentence end?

Mary used the calculator to find the solution instead of the abacus, because the 
OPTIONS:
- calculator was quicker for her.
- abacus was quicker for her.
Answer:
calculator was quicker for her.