The correct answer is B) by using knowledge of the Greek language.
An ancient historian would crack the code carved in the Rosetta Stone by using knowledge of the Greek language.
The ancient historian could interpret the information carved in the Rosetta Stone because it was written in ancient Greek, in ancient Egyptian demotic, and also in hieroglyphs. It was discovered in 1799 by the troops of Napoleon when they were at Giza, Egypt. The Rosetta Stone helped scientists and historian to decipher the Egyptian language. That is why we can know about the history of ancient Egypt.
It's because he didn't make any changes in the economic while he's president.
