The passage mentioned ______ .
A.
presidents and administrators of some Taiwan universities had a conference with the presidents and administrators of 24 Chinese mainland institutions
B.
the number of students, teachers and researchers from mainland going to participate in the educational exchange program will increase dramatically
C.
at the conference in mid-January in Taiwan, it was agreed that longer stay would be granted for academic conferences and tours
D.
scholars in Taiwan believed that economic development should have priority over democracy