The correct answers are "government. art, and religion."
Classical civilizations set the standard in the areas of the government. art, and religion.
We are talking about the Greeks or the Romans, that received a great deal of influence of ancient civilizations such as the Sumerians, that settled in the middle of the Tigris and Euphrates Rivers in the Middle East, and developed complex agriculture, irrigation systems, and city-states, or the Egyptian civilization that settled in the banks of the Nile River and developed a complex social structure and agriculture techniques to grow crops.