For NE 9000, if the customer requires 5*100GE interfaces, you should
A . 2T line card
B . 2Tline card in the CM mode + 10*100GE Base license
C . 2Tline card in the CM mode + 7*100GE Base license
D . 2Tline card in the CM mode + 5*100GE Base license
Answer: B