Sapa Inca - The emperor or king of the Inca Empire was called the Sapa Inca, which means "sole ruler". He was the most powerful person in the land and everyone else reported to the Sapa Inca. His principal wife, the queen, was called the coya. Below the Sapa Inca were several officers who helped to rule the empire.
I beleive your answer is D it was one of the most fortified islands in the island hopping campaign.
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It was "Karl Marx" who envisioned a classless society, with common people in charge of their destiny, since this was the basis of communism, which came to fruition most famously in the Soviet Union.