Problem: I always did well in that topic, but I alway struggled in the other subject, because the 
OPTIONS:
- topic was a lot harder.
- subject was a lot harder.

My choice: subject was a lot harder.
[Q]: How does the sentence end?

Kevin would talk far more often at parties than Aaron for the reason that 
OPTIONS:
- Kevin was way more introverted.
- Aaron was way more introverted.

[A]: Aaron was way more introverted.
QUES: Continue writing.

Betty was afraid to get in the water, so Christine helped her. 

OPTIONS:
- Betty felt better.
- Christine felt better.
+++++++++
ANS: Betty felt better.
Problem: How does the sentence end?

The last sheet of paper would not fit in the notebook because the 
OPTIONS:
- notebook was too thick.
- sheet was too thick.
Answer: sheet was too thick.
sentence: Laura installed a new car seat in the car for Jessica, then  OPTIONS:
- Laura moved on to the next car.
- Jessica moved on to the next car.
complete: Laura moved on to the next car.
Input: Continue writing.

Bob liked to treat his dandruff with professional treatments instead of shampoo, because the 
OPTIONS:
- shampoo worked well.
- treatments worked well.

Continued:
treatments worked well.