Answer:
One of the great contributions the Sumerians made to civilization was their many inventions. They invented the first form of writing, a number system, the first wheeled vehicles, sun-dried bricks, and irrigation for farming. All of these things were important for the development of human civilization.
Answer:
looks to be the answer is true
I think you may have forgotten an option. An affix placed before a word or base is called prefix.
Answer:
Socrates believed that only people with self-knowledge could find true happiness.
Explanation: