You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports four subnets and a maximum number of hosts?
A. 255.255.255.192
B. 255.255.255.224
C. 255.255.255.240
D. 255.255.255.248
E. 255.255.255.252
Answer: Option B
Should be A i.e. 255.255.255.192
Must selective A
255.255.255.192
how i can count this in previous question it was 9 subnet and max hosts then ans was 255.255.255.240
but now is 224