[Q]: How does the sentence end?

Robert gave instruction to Neil because

[A]: Neil was so worried about the dangerous road ahead.

[Q]: How does the sentence end?

After almost drowning Dennis was saved by Joel performing CPR on him.

[A]: Joel was very helpful.

[Q]: How does the sentence end?

Sarah asks Elena what she thinks about tongue piercings in general, but

[A]:
Elena won't give an opinion.