[Q]: How does the sentence end?

The cattle knocked down the fence and didn't stop until they reached the tree line, because the 
OPTIONS:
- tree line intimidated them.
- fence intimidated them.

[A]: tree line intimidated them.
QUES: Continue writing.

It was easy to measure the kitchen, but hard to measure the bathroom, because the 

OPTIONS:
- kitchen had a clean floor.
- bathroom had a clean floor.
+++++++++
ANS: kitchen had a clean floor.
Problem: How does the sentence end?

Monica asked Amy to help her get a volunteer position at the animal shelter as 
OPTIONS:
- Monica has long been involved with animal rights.
- Amy has long been involved with animal rights.
Answer: Amy has long been involved with animal rights.
sentence: The farmer tried to repair the worn down farm fence with new paint and wood, but the  OPTIONS:
- paint had wrong color.
- wood had wrong color.
complete: paint had wrong color.
Playing Scrabble is fun for Joel but not Hunter because 
OPTIONS:
- Joel knows a lot of simple words.
- Hunter knows a lot of simple words.
Hunter knows a lot of simple words.
Problem: Continue the following story.

Kayla suffered from fever blisters but Rachel did not. 
OPTIONS:
- Kayla didn't have to go to the store for some medicine.
- Rachel didn't have to go to the store for some medicine.
Here's how I want to continue it:
Rachel didn't have to go to the store for some medicine.