Concept:Commodity money is a type of money that gets its value from the material used to make it, such as gold or silver.
Explanation:In the past, people used gold, silver, and other valuable items as money.
These items had value in themselves and could be exchanged directly for goods and services.
Over time, societies moved to paper money and bank money, which are easier to carry and use.
As a result, commodity money has largely gone out of use in modern economies.
Paper money, foreign money, and bank money are still commonly used today.
Answer:B. commodity money