[Q]: How does the sentence end?

The noise from the thunderstorm bothered Elena more than Megan, so
OPTIONS:
- Elena didn't need earplugs while they slept.
- Megan didn't need earplugs while they slept.

[A]: Megan didn't need earplugs while they slept.

[Q]: How does the sentence end?

The phone of Donald is a lot better than Adam's because
OPTIONS:
- Donald paid less for his phone.
- Adam paid less for his phone.

[A]: Adam paid less for his phone.

[Q]: How does the sentence end?

Cynthia was walking much slower than Betty throughout the day because
OPTIONS:
- Cynthia had strained a muscle.
- Betty had strained a muscle.

[A]:
Cynthia had strained a muscle.