[Q]: How does the sentence end?

Steven has trouble being around the depressed Nelson, because

[A]: Nelson is never in a happy mood.

[Q]: How does the sentence end?

The jar was made of glass but the bottle was plastic, so the

[A]: jar was more fragile.

[Q]: How does the sentence end?

Since the baseball broke Mary's windshield but missed Lindsey's car altogether,

[A]:
Mary could not believe their awful luck.