Problem: How does the sentence end?

Tanya asked Kayla which ammo to pick for their new rifle, because
OPTIONS:
- Tanya was the owner of the store.
- Kayla was the owner of the store.
Answer: Kayla was the owner of the store.

Problem: How does the sentence end?

She let the student retake his test to get a better grade because the
OPTIONS:
- grade was too hard.
- test was too hard.
Answer: test was too hard.

Problem: How does the sentence end?

The boss did not give Cynthia an award, but gave one to Betty, therefore
OPTIONS:
- Cynthia was happy.
- Betty was happy.
Answer: Betty was happy.

Problem: How does the sentence end?

Elena enjoyed watchng the horror movie much more than Katrina, because
OPTIONS:
- Elena liked feeling scared.
- Katrina liked feeling scared.
Answer:
Elena liked feeling scared.