According to the classical economists, an economy producing $15 trilli

According to the classical economists, an economy producing $15 trillion in goods and services

A) may be producing too much since the needs of people may not be this great.
B) could experience a permanent glut if no one has estimated the demand for goods and services in the economy.
C) simultaneously generates the income necessary to purchase $15 trillion in goods and services.
D) is supplying $15 trillion in goods and services, but could be demanding more or less than $15 trillion in goods and services for a very long period of time.

ANSWER

C