2.) Yes. The only
thing is, it has to be high enough to be considered a mountain.
3.) Yes. Mars has
the largest known mountain.
4.) B.
5.) A. Mauna Kea
is a Volcano located on Hawaii. If you were to place Mauna Kea and Mount
Everest beside each other, Mauna Kea would actually be taller.
6.) C. The AndesMountains stretch over 4,500 miles!