Your network has a network address of $172\mathrm{.}17\mathrm{.}0\mathrm{.}0$ with a subnet mask of $255\mathrm{.}255\mathrm{.}255\mathrm{.}0.$Which of the following are true concerning this network? $($Select two.$)172\mathrm{.}17\mathrm{.}255\mathrm{.}255$ is the network broadcast address$\mathrm{.}172\mathrm{.}17\mathrm{.}0\mathrm{.}1$ is reserved for the default gateway$\mathrm{.}254$ IP addresses can be assigned to host devices$\mathrm{.}256$ IP addresses can be assigned to host devices$\mathrm{.}172\mathrm{.}17\mathrm{.}0\mathrm{.}255$ is the network broadcast address.