Problem: How does the sentence end?

Jennifer was excited to play with Kayla but they had already left. 
OPTIONS:
- Jennifer was regretful.
- Kayla was regretful.
Answer: Jennifer was regretful.
sentence: Switching out the car for the truck was a permanent decision, as the  OPTIONS:
- car was unsuited for these tasks.
- truck was unsuited for these tasks.
complete: car was unsuited for these tasks.
The flute sounded dead in the hallway, but wonderful in the parlor, since the 
OPTIONS:
- hallway had such dismal acoustics.
- parlor had such dismal acoustics.
hallway had such dismal acoustics.
Input: Continue writing.

New York was a dream destination for Maria but not for Amy. 
OPTIONS:
- Maria bought a plane ticket to Chicago to take a vacation.
- Amy bought a plane ticket to Chicago to take a vacation.

Continued: Amy bought a plane ticket to Chicago to take a vacation.
Story needs to be completed:
Laura showed Megan the easiest way to wash her rubber bath mats since she new 
OPTIONS:
- Laura was having a hard time getting them clean.
- Megan was having a hard time getting them clean.

My choice:
Megan was having a hard time getting them clean.
Problem: How does the sentence end?

James cannot carry any more of the books, so he decided to carry some diskettes because the 
OPTIONS:
- diskettes are lighter.
- books are lighter.
Answer:
diskettes are lighter.