[Q]: How does the sentence end?

Because Sarah missed their night flight while Christine made theirs, 
OPTIONS:
- Sarah slept on the plane.
- Christine slept on the plane.

[A]: Christine slept on the plane.
QUES: Continue writing.

The store had a sale on birdseed, so Kyle picked up a big bag, although Randy was annoyed. 

OPTIONS:
- Kyle considered feeding wildlife a big waste of money.
- Randy considered feeding wildlife a big waste of money.
+++++++++
ANS: Randy considered feeding wildlife a big waste of money.
Problem: How does the sentence end?

Nick decided to leave the band, while Eric remained, because 
OPTIONS:
- Nick was angry with the other members.
- Eric was angry with the other members.
Answer: Nick was angry with the other members.
sentence: While out playing golf, Dennis fell in the mud, but Christopher kept their balance, because  OPTIONS:
- Dennis had slippery shoes on.
- Christopher had slippery shoes on.
complete: Dennis had slippery shoes on.
To maintain his psychological health, Adam had to avoid Kenneth because 
OPTIONS:
- Adam was very vulnerable.
- Kenneth was very vulnerable.
Adam was very vulnerable.
Problem: Continue the following story.

To write her paper, Sarah ended up copying Jessica 's, as 
OPTIONS:
- Sarah was conscientious when it came to writing.
- Jessica was conscientious when it came to writing.
Here's how I want to continue it:
Jessica was conscientious when it came to writing.