The correct answer to this open question is the following.
Although the question is incomplete because you did not attach references to the lesson, we can say the following.
One Mesopotamian contribution that I think had the biggest impact on human history was the development of agriculture techniques and the knowledge to know about the flooding of the Tigris and Euphrates Rivers, so Sumerians could use it for growing crops and to avoid some catastrophes.
The Sumerians were the oldest civilization on planet Earth. They settled in the middle of the above-mentioned Rivers in the Middle East region, modern-day Iraq. They developed great knowledge to built impressive buildings called Ziggurats and formed important city-states such as Uruk, Kish, Ur, and Lagash. Agriculture techniques were a big reason they could settle in these regions.
More support from the lower classes
Architecture, Engineering, Architecture are many aspects of Greek culture that the Romans adopted but also expanded upon. They used the ancient Greek architectural styles like Doric, Ionic, and Corinthian.
Answer: a relatively permanent change in behavior, or the potential for behavior, that results from experience
Explanation:
Learning is known to be the procedure through which an individual’s behaviour is adjusted and improved as a result of the experience and knowledge which has been acquired. It is effective when an individual act on the new knowledge and experience gained through the way he or she behaves and the outcome of his or her behaviour. Thus, it is a continuous process which brings about lasting change in human behaviour.