True or false. The primary functions of price in a free market are to inform, direct, and motivate consumers and firms.

True

Explanation:

Prices in a free market co-ordinate the buying and selling decisions in the market.  In their rationing role, prices inform the distribution of goods and other resources throughout the economy.  Prices motivate firms by acting as incentives that provide a standard of measure of value throughout the world. Prices direct producers and consumers, thereby acting as signals to educate producers and consumers on how to adjust their production and consumption decisions.

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.