[Q]: How does the sentence end?

Mary entered the classroom before Kayla was able to because
OPTIONS:
- Mary arrived at the school earlier.
- Kayla arrived at the school earlier.

[A]: Mary arrived at the school earlier.

[Q]: How does the sentence end?

The guitar came easily to Felicia, but Christine really struggled, as a result of
OPTIONS:
- Felicia 's dexterous fingers.
- Christine 's dexterous fingers.

[A]: Felicia 's dexterous fingers.

[Q]: How does the sentence end?

Sarah is so stoic compared to Christine and it seems
OPTIONS:
- Sarah will not handle any challenge that comes her way.
- Christine will not handle any challenge that comes her way.

[A]:
Christine will not handle any challenge that comes her way.