That's correct, it's option D) Both A and B.
Option C looks incorrect due to the misuse of punctuation. Since the conjunction "and" was added, there is no reason to use a semicolon before it in this situation.
Option A uses correct punctuation, comma, before the conjunction "and". Let's keep it in mind that it is a conjunction's role to connect two sentences in order to form a compound one.
Option B is also correct because, even though it does not use a conjunction to connect the sentences, it uses the semicolon to indicate the sentences are related, that their ideas are connected.
I believe that the answer that you're looking for is Ostinato ^^
I will assume you are referring to Jordan form the Great Gatsby. In the book, he calls her a loose woman, and many other things, but this one was the most important, to which she responded by choosing to ignore him completely.
Tobin should have divided by 3