Answer:
A. demand deposits.
Step-by-step explanation:
The Demand Deposit which has an acronym as "DDA" is explained to be funds which are held up or gathered in a bank account that can be used in different purposes and in recent dealings in the economic statistics can easily be termed as real money; because of its withdrawable value and ability in purchasing.
Demand deposits also is known to give money access to consumers daily expenses, which includes buying and selling; these funds can also be withdrawn at any time.
This accounts can also have joint owners, having the ability to open this account by signing in accordance for two owners to run it.