What was needed before cities and complex civilizations could develop in the americas? . 1)plenty of land. 2)a surplus of food. 3)a large population. 4)access to precious metals.

Which of these actions were taken by the us government to get ready for war? check all that apply. using a draft to build armed forces planting victory gardens for food and to boost morale promoting conservation of key products trying to get people to buy liberty bonds taking new jobs to meet demands promoting patriotism