Story needs to be completed:
Justin had more back pain than Craig because

My choice:
Justin was lifting heavier loads when moving.

Story needs to be completed:
Going to the prom was more exciting for Lawrence than Adam because

My choice:
Adam had a date he disliked.

Story needs to be completed:
Steven thought twice before expressing his discomfort aloud, Michael seemed so happy,

My choice:
Michael didn't need to know that.

Story needs to be completed:
Laura was able to retire from their job earlier than Mary, because

My choice:
Mary lost a lot of money in the stock market.