Probably 1, however I can see why that would be a tiny bit confusing.
Building walls protects from incoming invaders(at least back in the day), creating armies, makes a force to go and fight to protect the people, and what was the other one? Oh yea, moving to a safer place.
Doing that would mean making invasions less likely, and making your people feel and be safer.
Hope this helps.
The correct answer is the Inca
The Incas established an extremely successful society before the arrival of Europeans. This society existed for over a century and was arguably one of the greatest civilizations in the 16th century. Some of their most famous accomplishments include an expansive roadway system and a highly efficient agricultural system.
Answer:
The House Speaker of the United States .
<em>Current House Speaker of 2020: Nancy Pelosi (D-NY)</em>
