Problem: How does the sentence end?

The company hired Brian but not Neil for the accounting job because 
OPTIONS:
- Brian was horrible with numbers.
- Neil was horrible with numbers.
Answer: Neil was horrible with numbers.

Problem: How does the sentence end?

Derrick's ukulele playing sounded far worse than Leslie's performance for the reason that 
OPTIONS:
- Derrick was an amateur at the instrument.
- Leslie was an amateur at the instrument.
Answer: Derrick was an amateur at the instrument.

Problem: How does the sentence end?

William was trying to treat the ulcer of Benjamin at the hospital because 
OPTIONS:
- William is a patient.
- Benjamin is a patient.
Answer: Benjamin is a patient.

Problem: How does the sentence end?

Ian climbed the tree but could not convince Steven to join because 
OPTIONS:
- Ian was scared of heights.
- Steven was scared of heights.
Answer:
Steven was scared of heights.