The answer to that question would be true
Cotton was the most important
Well what power the mesopatamians developed the first form of writing known as cuineaform and they invented the first wooden plow and we use those two things today.writing documents,laws,contracts and many other stuff.The plow is used for farming but now adays we just put them on huge tractors that so it for us
C. There was no form of writing.
Language was not evolved in prehistoric times
Universal writing did not exist, only cave paintings and the such did.
Records could not have been created without the ability to write.