Problem: How does the sentence end?

Samantha thought Rebecca was sick, so 
OPTIONS:
- Samantha insisted they go to the doctor and get checked out.
- Rebecca insisted they go to the doctor and get checked out.
Answer: Samantha insisted they go to the doctor and get checked out.
sentence: Natalie helped Monica to make a plastic bag holder, because  OPTIONS:
- Natalie was practiced at crafting.
- Monica was practiced at crafting.
complete: Natalie was practiced at crafting.
The lemming wanted to hide behind the rock in its cage, but the 
OPTIONS:
- rock was too small.
- lemming was too small.
rock was too small.
Input: Continue writing.

Kenneth installed the game for Brett because 
OPTIONS:
- Kenneth was better at all things dealing with computers.
- Brett was better at all things dealing with computers.

Continued: Kenneth was better at all things dealing with computers.
Story needs to be completed:
Erin liked to use natural sweeteners while Angela liked to use artificial ones. 
OPTIONS:
- Erin used aspartame to sweeten their tea.
- Angela used aspartame to sweeten their tea.

My choice:
Angela used aspartame to sweeten their tea.
Problem: How does the sentence end?

He paid more attention to the mobile game than the conversation because the 
OPTIONS:
- conversation was interesting.
- mobile game was interesting.
Answer:
mobile game was interesting.