Economics: How did the ancient rome civilizations grow and prosper? 3-4 sentences like a 7th grader wrote it

Answer 1

The ancient Romans grew and prospered by conquering other lands and adding them to their empire. They built roads, bridges, and aqueducts to help trade and travel. They also had a strong economy based on agriculture, mining, and trading goods like olive oil and wine. The Romans used a system of coins to trade and barter with other civilizations.