[Q]: How does the sentence end?

Aaron was piloting the airplane while Ian offered support, so 
OPTIONS:
- Aaron was eager to help.
- Ian was eager to help.

[A]: Ian was eager to help.


[Q]: How does the sentence end?

Nick offered to help Dennis to learn the Korean language because 
OPTIONS:
- Nick was from the United States.
- Dennis was from the United States.

[A]: Dennis was from the United States.


[Q]: How does the sentence end?

Because Nelson had trouble sleeping while Craig went to bed early, 
OPTIONS:
- Nelson woke up exhausted.
- Craig woke up exhausted.

[A]:
Nelson woke up exhausted.