A Company Has Four Departments

A company has four departments. Department A has 80 PCs, Departments B and C both have 20 PCs, and Department D has 30 PCs. Assuming the IP address 192.168.1.0/x is used, which of the following statements are true if the VLSM technology is used to divide subnets? (Choose two.)

A) Plan subnet 192.168.1.0/25 for Department A. The range of host addresses is 1 to 126.
B) Plan subnet 192.168.1.128/27 for Department B. The range of host addresses is 129 to 159.
C) Plan subnet 192.168.1.160/27 for Department C. The range of host addresses is 161 to 190.
D) Plan subnet 192.168.1.192/27 for Department D. The range of host addresses is 192 to 222.