Man: I've been waiting all week for this concert. The performance is said to be excellent and with a student discount, the tickets will be really cheap.Woman: Ah-huh. I'm afraid I left my student ID card in the dorm.Question: What does the woman imply

A．She wants to borrow the man's student ID card.

B．The tickets are less expensive than she expected.

C．She won't be able to get any discount for the ticket.

D．The performance turned out to be disappointing.

摩托罗拉General参数中，“number_of_preferred_cells”的参数名称是（），取值范围是（）。