Who ferries souls across the river Styx in the Underworld?

Charon

Who was Afghanistan's first president after the fall of the Taliban regime in 2001? What gas do animals primarily inhale for metabolism and respiration? Which famous naval battle during the Spanish-American War was led by Commodore George Dewey? Who was the U.S. President during the Red Scare of the early 1920s? Which son did Jacob favor because he was born during Jacob's old age?