[Q]: How does the sentence end?

Sara bought a bikini for her vacation but wore a one piece instead because she was confident in the 
OPTIONS:
- bikini .
- one piece .

[A]: one piece .
QUES: Continue writing.

The boy tried to put the fish tank in the closet but the 

OPTIONS:
- closet was too small.
- tank was too small.
+++++++++
ANS: closet was too small.
Problem: How does the sentence end?

The class took an exam in the classroom  instead of a quiz since the 
OPTIONS:
- exam was sooner.
- quiz was sooner.
Answer: exam was sooner.
sentence: Cynthia but not Jessica had to go to the police station because  OPTIONS:
- Cynthia did not have to file a missing persons report.
- Jessica did not have to file a missing persons report.
complete: Jessica did not have to file a missing persons report.
We had to spray the vines with insecticide, but not the flowers, since the 
OPTIONS:
- vines were vulnerable to insects.
- flowers were vulnerable to insects.
vines were vulnerable to insects.
Problem: Continue the following story.

Benjamin put a coat around the shoulders of Joel to shield him from the rain because 
OPTIONS:
- Benjamin doesn't have one.
- Joel doesn't have one.
Here's how I want to continue it:
Joel doesn't have one.