Problem: How does the sentence end?

The girl felt that Nelson but not William was a better boyfriend because 
OPTIONS:
- Nelson was always romantic.
- William was always romantic.
Answer: Nelson was always romantic.
sentence: Joseph was far away from the winter holiday sale compared to William.  OPTIONS:
- Joseph had to drive for a short time.
- William had to drive for a short time.
complete: William had to drive for a short time.
Chopping wood to make a fire was easy for William but not Jason because 
OPTIONS:
- William had a dull ax.
- Jason had a dull ax.
Jason had a dull ax.
Input: Continue writing.

He refused to change out of his tank top, even though it made him look like a a redneck with beer because he wanted to finish the 
OPTIONS:
- beer .
- tank top .

Continued: beer .
Story needs to be completed:
Rebecca mixed the drywall while Katrina applied it; 
OPTIONS:
- Rebecca wanted to be responsible for the final product.
- Katrina wanted to be responsible for the final product.

My choice:
Katrina wanted to be responsible for the final product.
Problem: How does the sentence end?

Michael is severely underweight and Christopher is obese because 
OPTIONS:
- Michael doesn't eat enough food during the day.
- Christopher doesn't eat enough food during the day.
Answer:
Michael doesn't eat enough food during the day.