[Text deleted by Stacey because this is an OG problem. We can't post OG problems here. We do have our own solutions posted for all OG problems in our Navigator tool, so if you have access to Navigator, check out the solution there.]
OA:B
my question is: for A, I think acquire has its subject which is 'sand', so what is the problem here? for B, what does 'it' refer to? quicksand or sand? I think B has a pronoun ambiguity, where am i wrong?
thanks!