A network engineer is segmenting a company's network to improve security. In terms of routing infrastructure, which of the following strategies would the engineer employ to segment different types of hosts attached to the same switch?

A$.$Assign a different internet protocol $($IP$)$ address to each host on the switch.

B$.$Group hosts into VLANs based on department, function, or security requirements.

C$.$Use the Address Resolution Protocol to map each host's IP interface to a different media access control address.

D$.$Use the same VLAN IDs and subnets for all hosts.