Answer:
While Roman soldiers were conquering the Mediterranean region, across the Atlantic Ocean other civilizations were growing. In Central and South America, the inhabitants developed complex societies, and built great cities with thousands of carefully-crafted buildings, huge pyramids, and temples. They devised complex mathematical systems and calendars, systems for writing, and ways of producing and distributing food and other goods and services. These civilizations included kings, priests, artists, warriors, and merchants.
Step-by-step explanation: