Problem: How does the sentence end?

Jennifer is cooking dinner for Monica and has to choose edible flowers, because 
OPTIONS:
- Jennifer wants to impress her.
- Monica wants to impress her.
Answer: Jennifer wants to impress her.
sentence: The cat liked playing with the ball of yarn but not the ball because the  OPTIONS:
- yarn was boring.
- ball was boring.
complete: ball was boring.
Julie had always had long hair, but had loved seeing some of the short style. Having the 
OPTIONS:
- long would mean she could put it up.
- short would mean she could put it up.
long would mean she could put it up.
Input: Continue writing.

The man had many conflicts with Christine but not Cynthia because 
OPTIONS:
- Christine was a nice and happy person.
- Cynthia was a nice and happy person.

Continued: Cynthia was a nice and happy person.
Story needs to be completed:
The boy on the bike couldn't catch the boy on the skateboard, because the 
OPTIONS:
- bike was slower.
- skateboard was slower.

My choice:
bike was slower.
Problem: How does the sentence end?

The cookout invitation that bob bought would not fit with the envelope he purchased, because the 
OPTIONS:
- invitation was too large.
- envelope was too large.
Answer:
invitation was too large.