Problem: How does the sentence end?

Nora bought her scrapbook supplies at the hobby store instead of at the market since there was less of a variety at the 
OPTIONS:
- market .
- hobby store .
Answer: market .
sentence: The stick wasn't able to reach across the hallway because the  OPTIONS:
- stick was too short.
- hallway was too short.
complete: stick was too short.
The teens of Rachel are better behaved than the ones Mary has because 
OPTIONS:
- Rachel is more stern.
- Mary is more stern.
Rachel is more stern.
Input: Continue writing.

The movers could not get the refrigerator through the doorway to the house because the 
OPTIONS:
- refrigerator was too narrow.
- doorway was too narrow.

Continued: doorway was too narrow.
Story needs to be completed:
The nut kept getting loose as the hobbyist tried to tighten it on the bolt because the 
OPTIONS:
- bolt was too big.
- nut was too big.

My choice:
nut was too big.
Problem: How does the sentence end?

Christine's tree frog scares the crap out of Monica, so 
OPTIONS:
- Christine is the animal lover.
- Monica is the animal lover.
Answer:
Christine is the animal lover.