Which excerpt from The Riddle of the Rosetta Stone shows a cause-and-effect relationship?
O "The group traveled up the Nile in two boats, stopping along the way to copy inscriptions on temples and
monuments."
O "A few experts challenged Champollion's methods and clung to the notion that the hieroglyphs had a purely
symbolic meaning."
O "Scribes generally used the hieratic form when they were writing on papyrus, and hieroglyphs when they were
carving inscriptions in plaster or limestone."
O "Once they had mastered the three kinds of Egyptian writing, nineteenth-century scholars had the key to more
than three thousand years of Egyptian history."