Problem: How does the sentence end?

Ned paid more to travel by train than by plane because the 
OPTIONS:
- plane trip was nice.
- train trip was nice.
Answer: train trip was nice.
sentence: Donald was allergic to cats while Michael was not, so the cat was given to  OPTIONS:
- Donald .
- Michael .
complete: Michael .
Nick decided to share their cheesecake with Lawrence during school lunch because 
OPTIONS:
- Nick was quite hungry.
- Lawrence was quite hungry.
Lawrence was quite hungry.
Input: Continue writing.

Robert wanted carpeting on the floor and Eric didn't because 
OPTIONS:
- Robert knew that vacuuming was easier than sweeping.
- Eric knew that vacuuming was easier than sweeping.

Continued: Robert knew that vacuuming was easier than sweeping.
Story needs to be completed:
Since the man's heart was feeling bad, between exercise and rest, he chose the 
OPTIONS:
- exercise .
- rest .

My choice:
rest .
Problem: How does the sentence end?

The hairstylist was able to brush through the curls of Robert but not Steven because 
OPTIONS:
- Robert used no conditioner.
- Steven used no conditioner.
Answer:
Steven used no conditioner.