This is interesting. It's a split between C and D for this, as it covers both almost equally. However, I would go with C, seeing as it all falls under the umbrella of "cultural significance", even when talking about what purpose the drum is being changed for.
Answer:
I dont have time to read the entire thing, but it would make sense (i skimmed it) if the answer was
B)
Explanation:
It makes the most sense. but i may be wrong possibly but probably not :)
Answer:
l don't really understand what you are saying, but yes pressure is not good
Indefinite is the correct pronoun