What resource was the most necessary for the development of the earliest civilizations? -Water
-Gold
-Brick
-Plows

uhm i think its water

Explanation:

without water, agriculture would never advance, and they wouldnt have a surplus of food, so then they couldnt start doing other jobs besides farming, which would not have led to a modern economy. they would have just kept on farming, like hobos. WARNING: I DONT KNOW THE EXACT ANSWER, THIS IS JUST WHAT I THINK IS CORRECT.

lying without the limits of the several states; and may permit them, at such times, and in such manner as it

they believed democracy was worth the fight