Agriculture made possible a more stable and a secure life. With the flourishing of agriculture, Neolithic(新石器时代的)peoples were able to free themselves out of savage life. They needn’t live in caves, searching for food from dawn until dusk, chasing beasts or being chased by them. They needn’t worry where to find their next meal. Agriculture made it possible for them to devote their abundant free time and energy to erecting towns and eventually cities, creating art and literature and beginning a new civilization. Indeed, they were responsible for many fundamental inventions that the modem world takes for granted. Flourishing agriculture made possible a stable and secure life because
A. people were able to free themselves out of savage life. B. they had to worry about foods all the time. C. they had time to find new homes. D. they had more time and energy for fun.