Problem: How does the sentence end?

Billy knew his LEGO snake was hungry, but didn't know if it would eat the rat, because the 
OPTIONS:
- snake wasn't alive.
- rat wasn't alive.
Answer: snake wasn't alive.

Problem: How does the sentence end?

Canada was an ideal place for Emily to live but not for Rachel because 
OPTIONS:
- Emily loved cold weather.
- Rachel loved cold weather.
Answer: Emily loved cold weather.

Problem: How does the sentence end?

While on vacation, Lawrence asked Brett what kind of palm trees coconuts grown on, as 
OPTIONS:
- Lawrence is an expert.
- Brett is an expert.
Answer: Brett is an expert.

Problem: How does the sentence end?

Katrina yelled at Elena because 
OPTIONS:
- Katrina left muddy footprints all over the new white carpet.
- Elena left muddy footprints all over the new white carpet.
Answer:
Elena left muddy footprints all over the new white carpet.