Which of the following best summarizes the impact of the Neolithic Revolution on the creation of river valley civilizations? A. It encouraged people to move to a new piece of land at the start of each planting season. B. It gave people more time to hunt animals and gather wild plants for food. C. It allowed people to live in one place year-round, which led to stability and population growth. D. It encouraged people to begin living near rivers to fish for their food