Hi nice to meet you...my name is Min Aera.
I thinks it's B but C can also be an answer but I would go with B
Answer:
The importance of this to Egyptology is immense. When it was discovered, nobody knew how to read ancient Egyptian hieroglyphs. Because the inscriptions say the same thing in three different scripts, and scholars could still read Ancient Greek, the Rosetta Stone became a valuable key to deciphering the hieroglyphs.
Explanation:
I hope this help