Need done fast what were the causes and effects of the first urban civilizations?

i need it in long essay form or in points of impotent info to have

time is vary limited my class is pre AP history and Geo (10th)
ill give brainy if answered in time ill comment when im out of time

Answer the following question in 3-4 complete sentences. explain the arizona highways leak and its outcome.

What was the effect of the industrial revolution on the working class?

Which situation would most likely be checked by other branches of the government? a) the judiciary tries to declare a state of emergency. b) the president tries to declare himself commander in chief. eliminate c) the supreme court tries to declare a law unconstitutional. d) the legislative branch tries to declare war on another country.