Answer:
main details is the main thing that happens in the piece of writing and supporting details are what support the main ones.
Change “There” to “Their”. Grammatical error
Your answer (B) is correct because It's giving the ice berg human qualities.
Hope this helps ya :-)
Noun is the answer................
Answer:
if the performer cannot easily be named or if the performer is irrelevant to the discussion, passive voice can be a good choice