It would be D because it basically means what you have to do when a tornado strikes.
I think it is A(hope this helps)
In my opinion, the best answer is A, due to the fact that the climax is the point in the story where the struggle and excitement comes out. The climax is a point in a story that express danger, thrilling, and chilling scenes. hope this helps, have an amazing day :)
<span> In English, the subject pronouns are I, you, he, she, it, we, ye, they, what, and who.
Option D is the only option with a subject pronoun.
We can't believe the tickets are in the front row!
Hope this helps.</span>