Answer:
serve as store of value
Step-by-step explanation:
The four main functions of money are:
- it serves as a unit of account: it provides a common measure of the value of goods and services being exchanged.
- it serves as a store of value: money holds its value over time, so it serves as a store of value.
- it serves as a medium of exchange: you can use money to purchase goods and services
- it serves as a standard of deferred payment: money serves as a way of valuing a debt, so you can acquire goods now and pay for them later.