Problem: Felicia was known to lounge around more often than Christine, because

My choice: Felicia was very lazy.

Problem: Jennifer found it easier to prepare the vegetables for the salad than Felicia because

My choice: Felicia did not know how to use a knife.

Problem: Nelson was very good at writing unlike Aaron because

My choice: Aaron went to school for gymnastics.

Problem: Amy was able to catch their sickness earlier than Carrie because

My choice:
Carrie didn't have telltale symptoms.