1. A civilization is defined as a complex culture in which large numbers of people share a number of common elements such as social structure, religion and art. The development of systematic agriculture allowed people to settle together and develop as a civilization. *Explain this statement: Early humans were nomadic hunter-gatherers, but developed agricultural skills, they settled and formed the first civilizations along fertile river valleys. (I’m having trouble with this, I don’t know if i’m just making it to hard on myself or what but i’m confused)