Problem: How does the sentence end?

Ryan asked Randy to put the luggage in the overhead compartment but 
OPTIONS:
- Ryan was too short.
- Randy was too short.
Answer: Randy was too short.

Problem: How does the sentence end?

Christopher read the script aloud too fast, while Ryan read it slowly, which made 
OPTIONS:
- Christopher difficult to understand.
- Ryan difficult to understand.
Answer: Christopher difficult to understand.

Problem: How does the sentence end?

Christine loved to fly and Emily hated it, so 
OPTIONS:
- Christine never visited airports and preferred to stay home.
- Emily never visited airports and preferred to stay home.
Answer: Emily never visited airports and preferred to stay home.

Problem: How does the sentence end?

William thought the shirt looked fabulous but Samuel did not. 
OPTIONS:
- William left the nice shirt.
- Samuel left the nice shirt.
Answer:
Samuel left the nice shirt.