What term is used in macroeconomics to describe the total supply and the total demand? capital inflation aggregate equilibrium

The correct option is Aggregate. In macroeconomics the term Aggregate refers to an economic measurement of the sum of all final goods and services produced in an economy (supply), expressed as the total amount of money exchanged for those goods and services (demand).

In contrast, the term Inflation expresses a quantitative measure of the rate at which the average price level of a basket of selected goods and services in an economy increases over a period of time.  The term Equilibrium reffers to  the state in which market supply and demand balance each other, and as a result, prices become stable. And finally, Capital is a term used in economy to refers to funds held in deposit accounts, as well as for tangible factors of production, as manufacturing equipments for instance.

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