—Is the meeting held in Room 302or 303?—It should be 302.But I hear that it ___till tomorrow.

—Is the meeting held in Room 302or 303?—It should be 302.But I hear that it ___till tomorrow.
A wasput up
B will put off
C has been put off
D is put off
我感觉填的空的动词形式应与hear保持一致，应该是D吧！