The answer is A
Because setting is all those reasons.
Elimination is always the best. Pick out the worst possible answers, so it'll give you less choices to pick from. Or you could always pick c. I wouldn't advise that. Good luck on your test. :)
B. False
(For the future, if it is an opinion, it is probably false)
Answer: paradox
Expiation: It is clearly sand so it is obviously found to be true, which is what makes it a paradox
I think the answer must be of B no.