Problem: How does the sentence end?

Christopher has a lot less experience in the situation than Randy because 
OPTIONS:
- Christopher is a worker at the company.
- Randy is a worker at the company.
Answer: Randy is a worker at the company.

Problem: How does the sentence end?

I grew up getting clean by taking baths but have become fond of showers. The 
OPTIONS:
- baths just seems much quicker.
- showers just seems much quicker.
Answer: showers just seems much quicker.

Problem: How does the sentence end?

Christine had much better posture than Carrie after years of 
OPTIONS:
- Christine sitting with a slouched back.
- Carrie sitting with a slouched back.
Answer: Carrie sitting with a slouched back.

Problem: How does the sentence end?

Patricia was disqualified from the competition but not Katrina because 
OPTIONS:
- Patricia followed all the rules.
- Katrina followed all the rules.
Answer:
Katrina followed all the rules.