The CPI is a measure of the overall cost of goods and services produced in the economy the overall cost of inputs purchased by a typical producer the overall cost of buying a market basket of goods and services by a typical consumer the overall cost of stocks on the New York Stock Exchange

The overall cost of buying a market basket of goods and services by a typical customer.

Explanation:

The question is incomplete, but I figured that the question is trying to find out the correct meaning of CPI with different options provided. The correct question should be:

The CPI is a measure of

Which option is correct?

CPI or Consumer Price Index evaluates the average prices of a basket of consumer goods and services, for instance, medical care, food, and transportation. It is evaluated by analyzing the changes in and averaging the price of each item in the basket of consumer goods and services.

The CPI is usually used especially to discover situations of inflation of deflation.

answer; (d) i believe that the correct answer is ; /// a new invention lowers the cost of production;

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.