QUESTION $14$

Host$-$A has the IPV$4$ address of $10\mathrm{.}5\mathrm{.}4\mathrm{.}100$ and subnet mask of $255\mathrm{.}255\mathrm{.}255\mathrm{.}0.$ What is the network address of Host$-$A$?$

$10\mathrm{.}0\mathrm{.}0\mathrm{.}0$

$10\mathrm{.}5\mathrm{.}0\mathrm{.}0$

$10\mathrm{.}5\mathrm{.}4\mathrm{.}0$

$10\mathrm{.}5\mathrm{.}4\mathrm{.}100$