Answer:
I might be wrong but I think it is A. Serengeti Plain
Explanation:
<span>metamorphic rocks are exposed at the Earth's surface following erosion and uplift from the temperatures and pressures that occur at great depths within the Earth's crust.</span>
Answer: plateaus.
Plateau is a large extension of high and quite flat land.

The angles of a triangle always need to add up to 180 degrees.



190 is greater than 180, not equal, so these angles will not form a triangle.
Answer:
Large rocks and debris on a slope
Explanation: