On what do tribal societies focus the majority of their effort A. Growing food
B. Importing food
C. Exporting food
D. Trading food

for the points : )

explanation:

"they had a large area of land that they owned."

social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they live

a phrase from a poem by ralph waldo emerson about the battle of lexington and concord. emerson's words read, “here once the embattled farmers stood / and fired the shot heard round the world.”