Problem: How does the sentence end?

Jennifer could lean on Sarah because 
OPTIONS:
- Jennifer needed some strong support during these hard times.
- Sarah needed some strong support during these hard times.
Answer: Jennifer needed some strong support during these hard times.
sentence: Ryan has no problem eating rabbit stew but Aaron wouldn't touch it as it is know that   OPTIONS:
- Ryan is a vegetarian.
- Aaron is a vegetarian.
complete: Aaron is a vegetarian.
People agree that Rachel is a better leader than Samantha because 
OPTIONS:
- Rachel is very assertive.
- Samantha is very assertive.
Rachel is very assertive.
Input: Continue writing.

We poured a concrete slab to build a shed on, but realized the 
OPTIONS:
- slab was too narrow.
- shed was too narrow.

Continued: slab was too narrow.
Story needs to be completed:
Jules spilled her wine all over the couch and her coat and stained them. She had an easier time cleaning the 
OPTIONS:
- couch since she could use a dry cleaner.
- coat since she could use a dry cleaner.

My choice:
coat since she could use a dry cleaner.
Problem: 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.
Answer:
Megan was the student.