[38∼39] 글의 흐름으로 보아, 주어진 문장이 들어가기에 가장 적절한 곳을 고르시오. 39. More recently, agriculture has in many places lost its local character, and has become incorporated into the global economy. Earlier agricultural systems were integrated with and co-evolved with technologies, beliefs, myths and traditions as part of an integrated social system. (①) Generally, people planted a variety of crops in different are..