The appropriate response is Mound Builders. The different societies by and large named Mound Builders were occupants of North America who, amid a 5,000-year time frame, developed different styles of earthen hills for religious and formal, entombment, and world class private purposes.
Answer:
Well they have created Water Wheels, Cranes, Theater's, and The Lever
Explanation:
The Greeks have helped our planet in many ways. From entertainment, to a functioning light switch, all the way to constructing skyscrapers.
notifying other European nations when taking possession of African territories
and
actively occupying the territory, as shown by a flag and keeping a police force