What is the best cause of ocean tides

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

Plz 20 ! in a citizens elect the president as head of government separately from the legislature? a: parliamentary democracy b: communist state c: presidential democracy d: autocratic state

Ateam of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example ofa team of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example of