As the network engineer, you are asked to design a plan for an IP subnet that calls for 25 subnets. The largest subnet needs a minimum of 750 hosts. Management requires that a single mask must be used throughout the Class B network. Which of the following lists a private IP network and mask that would meet the requirements?
a. 172.16.0.0 / 255.255.192.0
b. 172.16.0.0 / 255.255.224.0
c. 172.16.0.0 / 255.255.248.0
d. 172.16.0.0 / 255.255.254.0