取消4G自选套餐下月生效，只能通过（）受理。
A、营业厅
B、品转
C、短信发送
D、10086
参考答案：B
前方标志预告交叉路口通往方向的信息。
-How many chapters does the book have?
-It ____ three chapters.
A．consists with
B．consists of
C．including
D．is contained
