Which of the following IP addresses is a local host that the router has already spotted via Ethernet traffic and added to the table?

A $192\mathrm{.}168\mathrm{.}100\mathrm{.}36$

B $192\mathrm{.}168\mathrm{.}200\mathrm{.}36$

C $192\mathrm{.}178\mathrm{.}100\mathrm{.}36$

$192\mathrm{.}168\mathrm{.}100\mathrm{.}24$