A host has IP address $128\mathrm{.}175\mathrm{.}215\mathrm{.}76$ and subnet mask $255\mathrm{.}255\mathrm{.}240\mathrm{.}0,$ the IP address of the subnet that this

host belongs to $($in dotted decimal format$)$ will be

$128\mathrm{.}175\mathrm{.}192\mathrm{.}0$

$128\mathrm{.}175\mathrm{.}208\mathrm{.}0$

$128\mathrm{.}175\mathrm{.}216\mathrm{.}0$

$128\mathrm{.}175\mathrm{.}215\mathrm{.}0$