During the Abbasid dynasty, the city of Baghdad, located along the banks of the Tigris River, became a rich and cultured city as the new capital of the empire. The correct option among all the options that are given in the question is the second option or option "B". I hope that the answer helped you.
1st answer is the year was between 2500 and 1500 BC. But that's all I know so u would wait for the other anwsers
