A dependent clause. Because this sentence only give an action, there is no cause for this action unless given said cause.
Explanation:
The answer is that they breath air because people do too
I think it could be B but I could be wrong
Answer:
She threatens to “…come to you in the black of some terrible night and I will
bring a pointy reckoning that will shudder you.” In other words, she threatens to
hurt them physically if they tell.