[Q]: How does the sentence end?

Throughout the year Elena was training Megan in business marketing when 
OPTIONS:
- Elena was the student.
- Megan was the student.

[A]: Megan was the student.
QUES: Continue writing.

The system that Jeffrey used was amazing compared to Randy, because 

OPTIONS:
- Jeffrey system was lower end.
- Randy system was lower end.
+++++++++
ANS: Randy system was lower end.
Problem: How does the sentence end?

His injury is a lot worse than her scratch because the 
OPTIONS:
- injury is from a tiny accident.
- scratch is from a tiny accident.
Answer: scratch is from a tiny accident.
sentence: Chris wore the leotard under the pants because the  OPTIONS:
- leotard fit more tightly against the curves of her legs.
- pants fit more tightly against the curves of her legs.
complete: leotard fit more tightly against the curves of her legs.
The nanny allowed the child to play on the swings but not the monkeybars because she felt the 
OPTIONS:
- swings were safe.
- monkeybars were safe.
swings were safe.
Problem: Continue the following story.

Kayla donates a kidney to Cynthia to save her life, so 
OPTIONS:
- Kayla thinks her friend is a saint.
- Cynthia thinks her friend is a saint.
Here's how I want to continue it:
Cynthia thinks her friend is a saint.