Which of the following describes an achievement of the sumer civilization?
a. the establishment of social equality for all men and women
b. the development of the earliest trade route between africa and asia
c. the creation of the first known system of writing
d. the irrigation of king nebuchadnezzar’s famous hanging gardens

The correct answer is C. The creation of the first known system of writing

Explanation:

The Sumer civilization or Sumerians were a civilization that developed in Mesopotamia around 4500 BC, this civilization is known as one of the first civilization in the world and recognized for its architecture, developments in mathematics and more importantly its writing system that was the first one in the world. This type of writing is known as cuneiform and was created based on clay tablets and blunt reeds, this was one of the most important achievements of  the Summer civilization as it did not only allow people to record important events but was the beginning of literary forms such as poems and was followed by other writing systems such as the hieroglyphics in Ancient Egypt. Therefore, the statement that describes an achievement of the Sumer civilization is the creation of the first known system of writing.

sumerians were responsible.

the main concern with the first draft of the articles of confederation was too much power in the state governments.