Problem: Angela was diurnal while Erin was nocturnal so

My choice: Erin preferred to stay out late at night.

Problem: 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

My choice: muffler was common.

Problem: When you are in a hurry, the oven is inferior to the microwave because the

My choice: oven cooks really slowly.

Problem: Neil has been to the hospital for injury many times while Michael only once, you can say

My choice:
Michael is careful.