[Q]: How does the sentence end?

Ryan was fit and ran around the field far in front of Joel  
OPTIONS:
- Ryan was in disbelief.
- Joel was in disbelief.

[A]: Joel was in disbelief.
QUES: Continue writing.

When they were approached by a known bully Jeffrey stood up to them but Samuel ran away as 

OPTIONS:
- Jeffrey is a strong person.
- Samuel is a strong person.
+++++++++
ANS: Jeffrey is a strong person.
Problem: How does the sentence end?

Tracking steps was essential for Monica but unimportant to Natalie since 
OPTIONS:
- Monica was apathetic about their fitness level.
- Natalie was apathetic about their fitness level.
Answer: Natalie was apathetic about their fitness level.
sentence: Tanya has agreed to clean and brush Angela's matted fur, because  OPTIONS:
- Tanya wants to help him.
- Angela wants to help him.
complete: Tanya wants to help him.
Kyle made a handmade quilt with a complicated pattern and Kenneth made one with a simple pattern, as 
OPTIONS:
- Kyle was an amateur quilter.
- Kenneth was an amateur quilter.
Kenneth was an amateur quilter.
Problem: Continue the following story.

Rachel wrote a formal letter to Emily to thank them for the job, because 
OPTIONS:
- Rachel preferred to be thoughtful.
- Emily preferred to be thoughtful.
Here's how I want to continue it:
Rachel preferred to be thoughtful.