A series of Auto Deploy ESXi 5.x hosts, which utilize vSphere Standard Switches, are
unable to boot. In prior testing, all of the hosts were able to boot successfully. Which two
conditions might cause this issue? (Choose two.)

A.
The DHCP server is down.

B.
The DNS server is down.

C.
The TFTP server is down.

D.
The Hosts are unable to connect to the SAN.