—Here you are. — ________.

Here you are! This is one of the keys ____ the lock.

---Here you are.

---________.

1. A.
   Yes
2. B.
   Thank you
3. C.
   That's all right
4. D.
   No

Here you are! This is one of the keys ____ the lock.

1. A.
   of
2. B.
   for
3. C.
   to
4. D.
   in