Problem: How does the sentence end?

I didn't like the cost of the game compared to the price of the model, because the 
OPTIONS:
- game was so cheap.
- model was so cheap.
Answer: model was so cheap.
sentence: Tanya was tired all the time but not Rebecca because  OPTIONS:
- Tanya had a very obedient toddler.
- Rebecca had a very obedient toddler.
complete: Rebecca had a very obedient toddler.
Felicia was kept in the hospital while Tanya was released, because 
OPTIONS:
- Felicia tested positive for the disease.
- Tanya tested positive for the disease.
Felicia tested positive for the disease.
Input: Continue writing.

Emily had a more successful organization than Jennifer because 
OPTIONS:
- Emily had less members in theirs.
- Jennifer had less members in theirs.

Continued: Jennifer had less members in theirs.
Story needs to be completed:
Aaron was always ahead of Brett in handball, as 
OPTIONS:
- Aaron played very fast and accurate.
- Brett played very fast and accurate.

My choice:
Aaron played very fast and accurate.
Problem: How does the sentence end?

Joel sought out a career in the medical field but Christopher took a different route, because 
OPTIONS:
- Joel fainted at the sight of blood.
- Christopher fainted at the sight of blood.
Answer:
Christopher fainted at the sight of blood.