[Q]: How does the sentence end?

Joel asked Robert how long will the flight be before they arrive, because 
OPTIONS:
- Joel had forgotten.
- Robert had forgotten.

[A]: Joel had forgotten.


[Q]: How does the sentence end?

Christopher was ashamed he broke Logan's lamp, so 
OPTIONS:
- Christopher hid the broken pieces under the couch.
- Logan hid the broken pieces under the couch.

[A]: Christopher hid the broken pieces under the couch.


[Q]: How does the sentence end?

Natalie had a mosquito bite on their arm while Jennifer did not, so 
OPTIONS:
- Natalie had an itchy arm.
- Jennifer had an itchy arm.

[A]:
Natalie had an itchy arm.