—Hi, Jim! Will you come to join us for a picnic this weekend?

— ________ What shall I bring?

A. Why?        B. Why not?

C. I’d rather not.   D. What for?

---Hi, Jim! Will you come to join us for a picnic this weekend?
---______ What shall I bring?

1. A.
   Why?
2. B.
   Why not?
3. C.
   I’d rather not
4. D.
   What for?