밑줄 친 부분에 들어갈 말로 가장 적절한 것은? ______________ is the oldest science in the world. Historical records show evidence of its practice dating back to 1600 B.C., and it played a large role in the societies of ancient Babylon, Egypt, Greece, and Rome. Today, it still thrives and serves as a powerful tool that can predict human affairs and earthly events, based on the movements and relative positions of heavenly bodies in the sky.