[Q]: How does the sentence end?

Amy likes pretending to be a ninja, and Betty feels too old for that, so
OPTIONS:
- Amy is likely the kid.
- Betty is likely the kid.

[A]: Amy is likely the kid.

[Q]: How does the sentence end?

Christine stole the money from the bank and when she found out Mary found her and recovered the money.
OPTIONS:
- Christine was a detective.
- Mary was a detective.

[A]: Mary was a detective.

[Q]: How does the sentence end?

Sarah had a bachelor's degree in microbiology and Katrina had a PhD, so
OPTIONS:
- Sarah had an easy time finding a cure for the disease on the proficiency test.
- Katrina had an easy time finding a cure for the disease on the proficiency test.

[A]:
Katrina had an easy time finding a cure for the disease on the proficiency test.