The Southern colonies’ rich soil and warm climate made them good for growing crops. As a result, the Southern economy was almost completely based on farming. An economy is a system for producing, buying and selling goods and services. In the Southern colonies, farmers could produce many more crops than they needed for their families. They could sell these crops to make a lot of money. These cash crops were grown on large farms called plantations. They included cotton, tobacco, rice, sugar cane and indigo.

Based on the passage, what is true about the Southern colonies?