Which of the following tag questions is INCORRECT？A．It is unfair, isn"t it？B．She said noth

Which of the following tag questions is INCORRECT？

A．It is unfair, isn"t it？

B．She said nothing, didn"t she？

C．That is a new phone, isn"t it？

D．Come with us, will you？

请帮忙给出正确答案和分析，谢谢！