Yes, since antiquity is the definition of prayer, what makes the pyramid unusual among the places on the antipater list is its antiquity
Answer:
George Washington.
Explanation:
George Washington was the America's first president in the U.S. only because he was the one that signed the Declaration Of Independence.
They built 11 mounds at Spiro near the Arkansas River.
Wilson's Fourteen Points called for the formation of a League of Nations.
Hope that helps.
The correct answer is B) emergence of a written language
Unlike the other mentioned things, emergence of a written language did revolutionize Native American cultures. Everything else mentioned here was just there and completely normal as they were hunters and what not.