Question

—I'm sorry I forgot to bring your MP4.
—______ You can bring it here next time.

1. A.
   Sounds good
2. B.
   Thank you
3. C.
   It doesn't matter

Answer 1

C
交际用语。句意为“对不起，我忘了把你的MP4带来”。对于别人的道歉，应该说没有关系。