Problem: How does the sentence end?

Joel was going through puberty sooner than Hunter because 
OPTIONS:
- Joel had hit his growth spurt later.
- Hunter had hit his growth spurt later.
Answer: Hunter had hit his growth spurt later.

Problem: How does the sentence end?

Christine slowly took off her hat and revealed a massive amount of hair loss to Jessica.  
OPTIONS:
- Christine was embarrassed.
- Jessica was embarrassed.
Answer: Christine was embarrassed.

Problem: How does the sentence end?

I tried to set the plant in the pot, but it didn't work because the 
OPTIONS:
- plant was too small.
- pot was too small.
Answer: pot was too small.

Problem: How does the sentence end?

Derrick panics a lot more than Eric because 
OPTIONS:
- Derrick had a lot of horrible things happen in his life.
- Eric had a lot of horrible things happen in his life.
Answer:
Derrick had a lot of horrible things happen in his life.