Answer:
The answer is "Option c"
Explanation:
In the given question only option c is correct because "/27" is the IP "255.255.255.224" is the same as "/27" in the terminology in CIDR, in which it uses the compact IP address as well as corresponding prefix expression and it terminology consists of an IP with a slash ('/') or a decimal number. Its count of 1-bit proceeding to the mask traditionally referred to it as the network mask.