20 A Gold Barter Money in the United States includes: Checking account balances on which checks can be drawn Diamonds

## Step 1<br />The problem is asking us to identify which of the given options is considered as money in the United States. The options are: Gold, Barter, Diamonds, and Checking account balances on which checks can be drawn.<br /><br />## Step 2<br />We need to understand what constitutes money in the United States. In the U.S., money is defined as anything that can be used as a medium of exchange, a unit of account, and a store of value.<br /><br />## Step 3<br />Gold and diamonds, while they can be used as a medium of exchange, are not considered money because they are not widely accepted as a medium of exchange. They are also not used as a unit of account or a store of value.<br /><br />## Step 4<br />Barter is a system of exchange where goods or services are directly exchanged for other goods or services. This is not considered money because it does not involve a medium of exchange, a unit of account, or a store of value.<br /><br />## Step 5<br />Checking account balances on which checks can be drawn are considered money because they can be used as a medium of exchange, a unit of account, and a store of value. They are widely accepted as a medium of exchange, they can be used to measure the value of goods and services (unit of account), and they can be stored for future use (store of value).