[Q]: How does the sentence end?

Katrina managed to stop smoking but Betty did not because
OPTIONS:
- Katrina was indifferent to it.
- Betty was indifferent to it.

[A]: Betty was indifferent to it.

[Q]: How does the sentence end?

James found that the tank was surprisingly easy to operate and not the vehicle because the
OPTIONS:
- tank had simple controls.
- vehicle had simple controls.

[A]: tank had simple controls.

[Q]: How does the sentence end?

Megan was more weird and quirky than Katrina in school, so
OPTIONS:
- Megan was more popular.
- Katrina was more popular.

[A]:
Katrina was more popular.