Which of the following is an example of a multicast address?

Group of answer choices

$10\mathrm{.}6\mathrm{.}9\mathrm{.}1$

$192\mathrm{.}168\mathrm{.}10\mathrm{.}6$

$224\mathrm{.}0\mathrm{.}0\mathrm{.}10$

$172\mathrm{.}16\mathrm{.}9\mathrm{.}5$