The Great Wall of China is the longest building on earth with a length of 13,170 miles. Made from a combination of brick, stone, wood and other materials, it was originally constructed primarily to serve as a defence against the nomadic invasions from the north that threatened Chinese states / empires.
The answer to this question would be <em>B.) Services</em>
The correct answer is <span>find a water route to the East
They believed that since the world is round that they could reach the east, places like China and India, if they went westwards. They didn't know that the Americas existed and many believed that the earth was either much smaller or that only a huge body of water was found in that area. This is why they believed that they had reached India when they reached the Americas.</span>
Answer:
I believe it is the last one because I learned about this in seventh grade and the mayans were actually one of the first civilizations to create a 360-day year. forgive me if im wrong