When a Grocery Store Accepts Your $5 Bill in Exchange

question 13

Multiple Choice

When a grocery store accepts your $5 bill in exchange for bread and milk,the $5 bill serves as a

• A)medium of exchange.
• B)unit of account.
• C)store of value.
• D)standard of deferred payment.

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Definitions:

Hydrogen

A chemical element with the symbol H and atomic number 1, known as the lightest element in the universe and a primary component in water molecules.

Commercial Energy

Energy produced and sold for profit, including electricity, natural gas, and other fuels used in the industrial, commercial, and residential sectors.

Wasted

Resources or potential that is not effectively utilized or is discarded without beneficial use.

Tankless

Refers usually to water heaters that do not store hot water but heat it instantly on demand.