[Q]: How does the sentence end?

Elena passed the exam while Laura failed because 
OPTIONS:
- Elena didn't study hard for the exam leading up to it.
- Laura didn't study hard for the exam leading up to it.

[A]: Laura didn't study hard for the exam leading up to it.


[Q]: How does the sentence end?

Nelson had the flu but Jeffrey had a bacterial infection, so their doctor gave 
OPTIONS:
- Nelson antibiotics.
- Jeffrey antibiotics.

[A]: Jeffrey antibiotics.


[Q]: How does the sentence end?

Keeping to a daily routine was easier for Monica than Victoria because 
OPTIONS:
- Monica had good self discipline.
- Victoria had good self discipline.

[A]:
Monica had good self discipline.