[Q]: How does the sentence end?

The boat started to sink when James added more luggage into it. The

[A]: luggage is heavy.

[Q]: How does the sentence end?

Robert was diagnosed by Dennis with stage 2 lung cancer because

[A]: Robert was a smoker.

[Q]: How does the sentence end?

Natalie tried to prevent Maria from jumping into the ocean from the cliff because

[A]:
Natalie was cautious.