Which action reserves the problem?

A Cisco UCSB-Series Blade Server is configured to boot a VMwareESXi host from an EMC VNX storage array by using a Fibre Channel SAN. The boot order is confirmed to be configured as expected but the server fails to boot from the SAN .

Which action reserves the problem?
A . Set the same WWPN pools for vHBA adapters
B . Set the boot LUN to the highest LUN ID in the storage array
C . Set the boot LUN to the lowest LUN ID in the storage array
D . Set the same WWNN pools for vHBA adaptor

Answer: C