Problem: Continue the following story.

Elena got to the field before Katrina because 
OPTIONS:
- Elena had been riding on a faster horse.
- Katrina had been riding on a faster horse.
Here's how I want to continue it: Elena had been riding on a faster horse.
Problem: Leslie gave their cold to Ian who ended up with a fever so 
OPTIONS:
- Leslie felt sorry.
- Ian felt sorry.

My choice: Leslie felt sorry.
[Q]: How does the sentence end?

Angel wanted to take a golf class instead of a swim class. The 
OPTIONS:
- golf class was much too wet.
- swim class was much too wet.

[A]: swim class was much too wet.
QUES: Continue writing.

I went into the mine looking for diamonds but all I found was quartz and topaz.  I settled on the 

OPTIONS:
- topaz because it was almost clear.
- quartz because it was almost clear.
+++++++++
ANS: quartz because it was almost clear.
Problem: How does the sentence end?

Aaron likes to keep their house spotless but Robert doesn't because 
OPTIONS:
- Aaron is a neat person.
- Robert is a neat person.
Answer: Aaron is a neat person.
sentence: Katrina wanted to test out sleeping on Felicia's mattress because  OPTIONS:
- Katrina had a comfortable bed.
- Felicia had a comfortable bed.
complete:
Felicia had a comfortable bed.