Problem: How does the sentence end?

The insurance for the car was more expensive than the insurance for the truck because the 
OPTIONS:
- truck was newer.
- car was newer.
Answer: car was newer.
sentence: The doctor operated on the pancreas but not the liver because the  OPTIONS:
- pancreas was healthy.
- liver was healthy.
complete: liver was healthy.
The care provider had to switch from bandages to gauzes, as the 
OPTIONS:
- bandages were useless against the bleeding.
- gauzes were useless against the bleeding.
bandages were useless against the bleeding.
Input: Continue writing.

As they walked through the dark forest, Katrina could see much better than Amy, because 
OPTIONS:
- Katrina was the one carrying a flashlight.
- Amy was the one carrying a flashlight.

Continued: Katrina was the one carrying a flashlight.
Story needs to be completed:
John played a violin at the concert instead of using his guitar because the 
OPTIONS:
- guitar was more modern.
- violin was more modern.

My choice:
guitar was more modern.
Problem: How does the sentence end?

She decided to have yoga classes instead of tai chi classes because the 
OPTIONS:
- tai chi looked less feasible to her.
- yoga looked less feasible to her.
Answer:
tai chi looked less feasible to her.