The correct answer to this open question is the following.
The geographic feature of Mesopotamia that led to the Sumerians being easily taken over was the Tigris and Euphrates Rivers that made it easy for their enemies to navigate and invade them.
Sumeria was the oldest civilization known to man. Sumerians settled in the middle of the Tigris and Euphrates Rivers in the Middle East region. There, they developed agriculture techniques and learn how to use the flood of the rivers to grow crops in that fertile soil. That is how they prosper for some time until their enemies could access their city-states navigating through both rivers.
<span>During the Middle Ages, merchants, artisans, and their guilds contributed to the
rise of towns. They helped accumulate wealth, then would pay taxes, then the cities would grow. They were of high importance for the creation of large cities.</span>
I believe the answer would be the second choice.
A is the right answer. Ya
The middle east is almost entirely surrounded by seas. The sea bordering the Middle East is the Caspian sea.