Answer:
The Battle of Cowpens was an engagement during the American Revolutionary War fought on January 17, 1781 near the town of Cowpens, South Carolina, between U.S. forces under Brigadier General Daniel Morgan and British forces under Lieutenant Colonel Sir Banastre Tarleton, as part of the campaign in the Carolinas.
Answer:
centuries of oppression of the lower classes by the tsarist regime and Nicholas failures in world war one
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.