What are two requirements when configuring a Fibre Channel SAN with ESXi 5.x? (Choose two.)

A.
Virtual machine multipathing software should be used to perform I/O load balancing to individual LUNs.

B.
RDMs should not be used to access raw disks from ESX 2.5 or 3.x hosts.

C.
Each LUN should contain only one VMFS datastore.

D.
Each LUN must present the same LUN ID number to all ESXi hosts.