Regarding the description of V300RO22C10 version NetEngine AR6300 SRG33XO series enterprise router, which is incorrect?

Regarding the description of V300RO22C10 version NetEngine AR6300 SRG33XO series enterprise router, which is incorrect?
A . The maximum number of XSIC slots available is 4.
B . The maximum number of WSIC slots can reach 4.
C . 4 SIC slots.
D . Dual master control and dual forwarding

Answer: A