QUESTION $6$

Your company has the network ID $193\mathrm{.}121\mathrm{.}12\mathrm{.}0.$ You are responsible for creating subnets on the network, and each subnet must provide at leas $15$ host IDs. What is the subnet mask for the requirement?

A$.$

$255\mathrm{.}255\mathrm{.}255\mathrm{.}248$

B$.,255\mathrm{.}255\mathrm{.}255\mathrm{.}224$

C$.,255\mathrm{.}255\mathrm{.}255\mathrm{.}192$

D$.,255\mathrm{.}255\mathrm{.}255\mathrm{.}240$