Question 6917 – UGC NET CS 2015 Dec – paper-3

In a classful addressing, the IP addresses with 0 (zero) as network number refers to the default IP of a host when it has no IP. When a host don’t have any IP then it sends a RARP request by having 0.0.0.0 as source IP.
NOTE: So none of the options is correct but according to UGC official answer keys the correct answer is given as option(A)