Input: Continue writing.

Sarah didn't practice ballet much but Mary practiced all the time. 
OPTIONS:
- Sarah wasn't chosen to be a lead dancer.
- Mary wasn't chosen to be a lead dancer.

Continued: Sarah wasn't chosen to be a lead dancer.
Story needs to be completed:
the music did not sound great through the speakers because the 
OPTIONS:
- music  was trembling.
- speaker  was trembling.

My choice:
speaker  was trembling.
Problem: Continue the following story.

Emily had to show Samantha how to make paper mache out of water and flour because 
OPTIONS:
- Emily didn't have the necessary knowledge.
- Samantha didn't have the necessary knowledge.
Here's how I want to continue it: Samantha didn't have the necessary knowledge.
Problem: Christine was better at writing fiction than Amy because 
OPTIONS:
- Christine had a more creative mind.
- Amy had a more creative mind.

My choice: Christine had a more creative mind.
[Q]: How does the sentence end?

Jessica was in a position of power over Rachel in the company, so 
OPTIONS:
- Jessica was obliged to follow orders.
- Rachel was obliged to follow orders.

[A]: Rachel was obliged to follow orders.
Problem: Lindsey recommended that Rachel stay away from the lead lined ceiling at school because 
OPTIONS:
- Lindsey is the school nurse.
- Rachel is the school nurse.

My choice:
Lindsey is the school nurse.