<span> the practice of true participatory democracy
the new left movement in the USA in the 1960's advocated for true democracy,civil liberties, reforms in the university and were also against the Vietnam war. the movement was composed mainly of white students.
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The three major rivers of india are orginated in himalaya mountains
Sparta technically had more territory on the map, but it was Athens that had the greatest geographic advantage, due mostly to the fact that its city states were positioned along the Mediterranean Sea.
The correct answer is B) No historians have written about the era that preceded the ancient era.
The option that could be a reason why humans know very little about the time before the ancient era is that no historians have written about the era that preceded the ancient era.
We are referring to what is cold prehistory, the time where events occurred before the existence of written records. Historians write what they can research or interpret written records from the past such as the clay tablets of Sumer-Mesopotamia or the Egyptians glyphs due to the Rosetta Stone. But without written records, all is speculation, that is why humans know so little about prehistory.
The answer is boyah hope this helps