If company A has a computer network with Class B IP address $135\mathrm{.}13\mathrm{.}0\mathrm{.}0$

will be divided into $24$ smaller networks

a$.$ How many bits are needed for each subnet

b$.$ What is the subnet mask $($in decimal$)$

c$.$ Create a list of subnet ID configurations

d$.$ List the Host ID configurations of the first subnet.