Sam is an archeologist working on an archeological dig. During the dig, Sam finds clay tablets that recorded the role of women in an ancient civilization. From the tablets, Sam determines that the women of this civilization were well respected. He finds out that women of wealthy families were educated and even encouraged to pursue careers. The tablets show that women were allowed to hold high religious positions in this empire. Sam thinks he has a pretty good idea which civilization these tablets belong to. Based on the passage, which civilization do these clay tablets belong to?