Which item best completes the list?
A. Have at least a college education
O
B. Be at least 25 years old
O
C. Have sufficient time and money
O
D. Be a registered voter

Goods and services are two important types of purchases people make. A good is a tangible or physical product that someone will buy, tangible meaning something you can touch, and a service is when you pay for a skill. A service is something intangible, which can't be physically touched or stored.