Please help for social studies very easy am just lazy u can get brainlist!

What is the social order of the ancient river valley civilization of mesopotamia?

The procedures for reporting potential unanticipated problems involving risk to subjects or others to the irb are: stated in the human subject protection regulations, but not in the drug or device regulationsincluded in the consent processdetermined by research staffdetermined by the institution in its written policies and procedures

What would you call a political system that is only meant to last for a short time