Why would a network administrator use a netmask of $255\mathrm{.}255\mathrm{.}255\mathrm{.}0$ to subdivide a

Class B network address?

a$)$ To increase the number of hosts available in each subnet.

b$)$ To increase the number of available networks.

c$)$ To increase the total number of hosts per each subnet.

d$)$ To simplify the network routing configuration