The length of the wall is 4,018 meters , their average height is 12meter , and the average thickness is 2.5 meters(8.5 feet) . The walls contain 34 watchtowers and seven main gates open for traffic,with two minor gates reopened by archaeologists.."
Answer:
A
Hope this helps have a good day
If I were stranded on an island and could only have one item. I would want a yacht.
