Problem: How does the sentence end?

Tanya is going to London for a week and Mary has already been there, so 
OPTIONS:
- Tanya answered a lot of questions.
- Mary answered a lot of questions.
Answer: Mary answered a lot of questions.

Problem: How does the sentence end?

Jeffrey was skinnier than Brian so 
OPTIONS:
- Jeffrey had to worry about how to lose weight.
- Brian had to worry about how to lose weight.
Answer: Brian had to worry about how to lose weight.

Problem: How does the sentence end?

Even though they are both celebrities, Donald feels less secure than Robert because 
OPTIONS:
- Donald has a lazy security team.
- Robert has a lazy security team.
Answer: Donald has a lazy security team.

Problem: How does the sentence end?

The frog hopped off the pad and into the swamp, as the 
OPTIONS:
- pad had become a more safe place to be.
- swamp had become a more safe place to be.
Answer:
swamp had become a more safe place to be.