I’m just answering for the points lol but your question doesn’t make sense
Pastoral nomads are known to depend on domesticated
livestock, thus being called herders.
They also migrate in an established place to find lands to be used for
pastor, concluding that they move from place to place.
So the answer is number 2, herders, and 3, move from place
to place.
Erosion changes<span> the </span>Earth's surface<span> by a process of breaking down and displacing soil and other material caused by wind, rain and other types of weathering. </span>Erosion<span> may cause soil in a region to be loosened, transported and deposited in a new area.</span>
There are 180 degrees in a triangle.
180 - 62 - 53 = x
x = 65
So the answer is letter C.