A user is unable to access a server on a network but can view other servers. When using NSLOOKUP, an error message stating, ‘No response from server’ is received. Which of the following may be causing the problem?

A.
The WINS server is off line.

B.
The DNS server is off line.

C.
The DHCP server is off line.

D.
The POP3 server is off line