Problem: How does the sentence end?

The delivery men could not fit the oven through the door because the 
OPTIONS:
- door was too small.
- oven was too small.
Answer: door was too small.
sentence: The doctor was able to diagnose the reason for the man's cough, but not his headache. The reason for the  OPTIONS:
- cough was clear.
- headache was clear.
complete: cough was clear.
As a child, the man had great experiences with the skateboard but not the bike because the 
OPTIONS:
- skateboard was fun.
- bike was fun.
skateboard was fun.
Input: Continue writing.

Getting high on illegal drugs was something Cynthia liked to do but not Lindsey because 
OPTIONS:
- Cynthia didn't have an addictive personality.
- Lindsey didn't have an addictive personality.

Continued: Lindsey didn't have an addictive personality.
Story needs to be completed:
Buying a large tank was necessary for Craig but not Kenneth because 
OPTIONS:
- Craig had large fish.
- Kenneth had large fish.

My choice:
Craig had large fish.
Problem: How does the sentence end?

The awkward Tanya was taking etiquette lessons from Patricia since 
OPTIONS:
- Tanya lacked all the right manners.
- Patricia lacked all the right manners.
Answer:
Tanya lacked all the right manners.