Problem: Continue the following story.

Lindsey received their acid reflux medication from Sarah because 
OPTIONS:
- Lindsey knew what it was like.
- Sarah knew what it was like.
Here's how I want to continue it: Sarah knew what it was like.

Problem: Continue the following story.

Rachel was surprised when Mary leaned in for a kiss, because 
OPTIONS:
- Rachel wasn't interested in a relationship.
- Mary wasn't interested in a relationship.
Here's how I want to continue it: Rachel wasn't interested in a relationship.

Problem: Continue the following story.

The clique of Cynthia is filled with nerds, while Jessica hangs with the popular kids, so 
OPTIONS:
- Cynthia is a geek.
- Jessica is a geek.
Here's how I want to continue it:
Cynthia is a geek.