CompTIA Server+ SK0-005 – Question102

A server administrator needs to configure a server on a network that will have no more than 30 available IP addresses. Which of the following subnet addresses will be the MOST efficient for this network?

A.
255.255.255.0
B. 255.255.255.128
C. 255.255.255.224
D. 255.255.255.252

Correct Answer: C