Refer to the exhibit. 
Why did the telnet attempt to www.cisco.co from RouterA fail?
A.
A route to www.cisco.co in the RouterA routing table is missing from the routing table.
B.
The name www.cisco.co was not spelled out correctly.
C.
A DNS name-server is not configured on RouterA.
D.
The telnet command is not enabled on RouterA.
Explanation: