Problem: How does the sentence end?

To avoid food poisoning, Kenneth gave his tainted food in the prison to Lawrence. 
OPTIONS:
- Kenneth got sick.
- Lawrence got sick.
Answer: Lawrence got sick.

Problem: How does the sentence end?

The microchip in Kenneth's cat works, but Benjamin's doesn't because 
OPTIONS:
- Kenneth has a shady veterinarian.
- Benjamin has a shady veterinarian.
Answer: Benjamin has a shady veterinarian.

Problem: How does the sentence end?

My toes never fit into my shoes properly, probably because the 
OPTIONS:
- toes are too narrow.
- shoes are too narrow.
Answer: shoes are too narrow.

Problem: How does the sentence end?

William took a leap of faith and invested all of the money into one stock but Ian did not. 
OPTIONS:
- William was a risk taker.
- Ian was a risk taker.
Answer:
William was a risk taker.