Problem: How does the sentence end?

I bought magazines for my boyfriend instead of books because he hated reading the
OPTIONS:
- magazines .
- books .
Answer: books .

sentence: The broom James bought from the store could not sweep the debris in the yard. The OPTIONS:
- debris is soft.
- broom is soft.
complete: broom is soft.

At the hospital, Cynthia injects Katrina with some strong drugs because
OPTIONS:
- Cynthia is a trained physician.
- Katrina is a trained physician.
Cynthia is a trained physician.

Input: Continue writing.

Justin stood in front of Benjamin which completely hid them from view behind them since
OPTIONS:
- Justin was narrower.
- Benjamin was narrower.

Continued: Benjamin was narrower.

Story needs to be completed:
There was more calcium in the blood of Megan than the blood of Mary because
OPTIONS:
- Megan drank more milk.
- Mary drank more milk.

My choice:
Megan drank more milk.

Problem: How does the sentence end?

James found out some stain on his teeth even after using the brush. The
OPTIONS:
- brush is weak.
- stain is weak.
Answer:
brush is weak.