What kind of questions you need to care about， when you book your booth at a trader fair？ （）

What kind of questions you need to care about， when you book your booth at a trader fair？ （）
A、What kind of other will be around it
B、Whether it's a high traffic or low traffic area，
C、What do you want to get out of it？
D、Where it is on the floor，
正确答案：ABD