Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.
"All right. Keep your receipt. If something comes up, you can show it to us, and we'll give you a refund."- “ x ”
A. OK. I won't use it
B. Thanks. I'll put it in a safe place
C. You're welcome. See you later
D. Thanks you. I'll keep it for you