Charlotte lived in a cabin that was four feet wide and four a half feet high. A narrow shelf for a bed a small built-in chest the door which dropped down and served as a desktop. (p. 19)
It might be said this paragraph shows "the damages caused by the lateral blast" (option D) because the reader gets to know that it can "shoot (..) pieces of rocks", "kill by impact, burial or heat" and to "knock entire forests". Nothing about prevention or causes is mentioned not even how to avoid it
C. A request for transcripts
The best way to understand an informational text is by reading the important facts including numbers, etc. (If there's any)
Answer:
B. To introduce the reader to what the essay will be about
