How did an ancient historian crack the code carved in the Rosetta Stone?

by using knowledge of Epicureanism
by using knowledge of the Greek language
by using knowledge of geometric theories
by using knowledge from the field of astronomy

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.

by using knowledge of the Greek language

Explanation:

The Rosetta contain three parts in three distinct languages: Hieroglyphic, Demotic and Ancient Greek. The presence of the Ancient Greek allowed the deciphering of the Hieroglyphic, meaning the beginning of the Egyptology in its modern form.

ok sorry the answer is a. by their religion