[Q]: How does the sentence end?

There was a lot of doubt in the marriage of Elena and not Natalie, because the wife of
OPTIONS:
- Elena was faithful.
- Natalie was faithful.

[A]: Natalie was faithful.

[Q]: How does the sentence end?

Angela ran away from the fire, while Mary rushed towards it to put it out, since
OPTIONS:
- Angela was a hero.
- Mary was a hero.

[A]: Mary was a hero.

[Q]: How does the sentence end?

When Christopher was laughed at by Joel after he fell, Mother told
OPTIONS:
- Christopher should apologize.
- Joel should apologize.

[A]:
Joel should apologize.