With the Continental Drift theory.
The answer is d that glaciers erode and pluck from the entirety of the valley floor (including both the floor and walls of the valley) and the result is the U-shape of the ensuing valley as opposed to the typical V shape of valleys resulting from large streams or rivers.
The Zimbabwe's Constitution has been considered as Zimbabwe's ultimate law. It has been stated that all farms that are white-owned should be prepared for redistribution, and therefore, the answer that fits the given blank above is the first option: the white farmers had to leave their land.
