Final answer:
The IP address 192.168.1.100 belongs to Class C of private IP addresses.
Step-by-step explanation:
The IP address 192.168.1.100 belongs to Class C of private IP addresses. The range of Class C addresses is from 192.0.0.0 to 223.255.255.255. In Class C, the first octet ranges from 192 to 223, the second and third octets are used for network and subnetwork identification, and the fourth octet is used for host identification. Class C addresses are commonly used in small to medium-sized networks.