Following EMC best practices, what information is required to register a VPLEX on an ESRS portal?

Following EMC best practices, what information is required to register a VPLEX on an ESRS portal?
A . Site ID; cluster TLA serial number; Management server eth3 IP address
B . License ID; engine serial number; Management server eth3 IP address
C . Site ID; engine serial number; Management server eth3 IP address
D . Site ID; cluster TLA serial number; Witness IP address

Answer: A