Southern Mesopotamia relied on water from the Tigris and Euphrates rivers for irrigation, essential for sustaining civilizations like the Sumerians and Babylonians.
They ingeniously crafted irrigation systems, utilizing canals and structures to manage water flow and support agriculture. The Tigris and Euphrates rivers were central to the prosperity of these ancient societies, fostering a flourishing agricultural landscape.
Regarding legal codes, Hammurabi's Code significantly impacted legal traditions. The Justinian Code, Rights of Man, and Twelve Tables were influenced by distinct historical and philosophical contexts—Roman law, Enlightenment ideals, and Roman legal codes, respectively.
In contrast, the US Constitution, drawing on various influences, wasn't directly shaped by Hammurabi's Code, emphasizing its unique blend of legal and political principles. Thus the correct option is D.