答案及解析：[多选题]Though the format of conference notices may vary, but __________ are usually included. name, date a - 语言文学类题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

问题：

[多选题]Though the format of conference notices may vary, but __________ are usually included.
Aname, date and venue of the conference
Bpurpose of the conference
Ccontact information
Dsponsors and/or organizers of the conference