Story needs to be completed:
Leslie got a much higher grade on the exam than Dennis because

My choice:
Dennis spent a short time studying.

Story needs to be completed:
Peanut butter caused Justin to break out with an allergic reaction but it didn't bother Samuel.

My choice:
Samuel really enjoys a PB&J sandwich.

Story needs to be completed:
Samantha's recent health has been a very big problem unlike Monica's because

My choice:
Monica was cleared of cancer.

Story needs to be completed:
The real estate endeavor suited Lawrence but not Leslie because

My choice:
Lawrence had a good understanding of the market.