Problem: How does the sentence end?

Megan was a real headache for Elena, because 
OPTIONS:
- Megan was always causing all kinds of trouble.
- Elena was always causing all kinds of trouble.
Answer: Megan was always causing all kinds of trouble.

Problem: How does the sentence end?

The pants kept shrinking in the wash, but the socks weren't affected, because the 
OPTIONS:
- pants were made of solid material.
- socks were made of solid material.
Answer: socks were made of solid material.

Problem: How does the sentence end?

Rebecca asked Samantha if she knew when the awards dinner was scheduled but 
OPTIONS:
- Rebecca wasn't going to attend.
- Samantha wasn't going to attend.
Answer: Samantha wasn't going to attend.

Problem: How does the sentence end?

The cabinets Maria chose were extremely hated by Katrina since 
OPTIONS:
- Maria had complete say in the choice that was made.
- Katrina had complete say in the choice that was made.
Answer:
Maria had complete say in the choice that was made.