What is it you're asking? I am knowledgeable about the holocaust however I can't answer a question that hasn't been asked.<span />
Listing your ideas in order to generate a topic for your writing is called Brainstorming.
Answer:
d) the calm before the storm
Explanation:
he explains that it was as if the world stopped rotating (the calm) and then a leaf turns black (as if it may have been struck by lightning), the "air claps air" (like thunder)