Question:
The draining discussion was followed by a lively lecture. The OPTIONS:
- discussion was just so interesting.
- lecture was just so interesting.

Answer:
Continue the sentence -- lecture was just so interesting.

Question:
I used my fingers more than I used my toes because I used the OPTIONS:
- fingers when I played piano.
- toes when I played piano.

Answer:
Continue the sentence -- fingers when I played piano.

Question:
Caring for elderly relatives was difficult for Mary but not Katrina, as OPTIONS:
- Mary was selfless and compassionate.
- Katrina was selfless and compassionate.

Answer:
Continue the sentence -- Katrina was selfless and compassionate.

Question:
The mechanic quickly diagnosed the problem with the muffler but couldn't figure out what was wrong with the alternator, because the problem with the OPTIONS:
- muffler was common.
- alternator was common.

Answer:
Continue the sentence -- muffler was common.