They are having an amazing sale for members I think you're a member and you should totally check it out.
Which of the following is a correction for the punctuation in this sentence?
A. They are having an amazing sale. For members. I think you're a member. And you should totally check it out.
B. They are having an amazing sale for members (I think you're a member), and you should totally check it out.
C. They are having an amazing sale, for. Members I think you're a member, and you should totally check it out.
D. They are having an amazing sale (for members) I think you're a member, and you should totally check it out.