I think the correct answer from the choices listed above is option C. The other development that the settlement need to be considered a civilization would be a complex social institutions. <span>A civilization is any complex society characterized by urban development, social stratification, symbolic communication forms, and a perceived separation from and domination over the natural environment by a cultural elite.</span>
Explanation:
The Texas Constitution derives its core governing principle from the U.S. Constitution. Both embody representative democracy, popular sovereignty, limited government, and separation of powers.
They countered it because they ruined the land in every way possible which made it hard even for their allies from South Vietnam to support them. Napalm just burnt down forests and habituated areas and harmed a lot of civilians directly, while things such as agent orange destroyed the environment and poisoned the ground, the waters, the food, and basically anything else. It caused much more harm to the people than it did to help them.