Sumerians created a writing system because: a) People needed a way to communicate with one another
b) The need for records of ownership, sales, or purchases came about
c) As the populations grew, kings needed a way to keep track of a census (number of
people in the empire)
d) It was needed to communicate law codes to every person

i believe it d) heterogeneous

representative government

explanation:

american revolution: major events leading to declaration of independence. 1765-1766; tax introduced on legal documents to pay for defense of colonies. 1766: stamp act repealed after merchants protesting due to their goods not being bout and officials being threatened.

the titanic was filmed in canada and si my fav