Which of the following is true?
-Demand deposits and other checkable deposits have replaced paper and metallic currency as the major source of money used for transactions in the united states.
-Credit cards are not money; they are substitutes for the use of money in echange.
-most of the money that we use for day-to-day transactions is not official legal tender.
-Our money is money because of confidence that we have in private financial institutions as well as our government.