Problem: How does the sentence end?

He liked using an ironing board rather than a steamer to get out wrinkles, because he found using the 
OPTIONS:
- ironing board to be more stressful.
- steamer to be more stressful.
Answer: steamer to be more stressful.

Problem: How does the sentence end?

At the dance, Samantha is asked rude questions by Rebecca because 
OPTIONS:
- Samantha is a bully.
- Rebecca is a bully.
Answer: Rebecca is a bully.

Problem: How does the sentence end?

Cynthia went through her dresser looking for a sweater; when she couldn't find one, Rebecca lent her one. 
OPTIONS:
- Cynthia was appreciated.
- Rebecca was appreciated.
Answer: Rebecca was appreciated.

Problem: How does the sentence end?

Leslie had to take care of his mother unlike Eric because 
OPTIONS:
- Leslie mother was already dead.
- Eric mother was already dead.
Answer:
Eric mother was already dead.