What is required for Cisco UCS C-Series rack server integration with Cisco UCS Manager？（）

A.Cisco UCS Manager 1.3（xx） or later and a pair of Nexus 2248 FEXes

B.Cisco UCS Manager 2.0（2xx） or later and a pair of Nexus 2232 FEXes

C.Two Cisco UCS 6100 Series or 6200 Series fabric interconnects

D.Two RJ45 Ethernet cables

E.The fabric interconnects must be in end-host mode