most humans do not live on mountains. most livestock are not grazed on mountains. those who do eat goat. even if that were true, out of the many cultivars avail

most humans do not live on mountains. most livestock are not grazed on mountains. those who do eat goat. even if that were true, out of the many cultivars available, there will be some hardy enough for mountain growth. additionally, neither of your statements refute the fact that cereals and grains are grasses