Which of the Following Is Not an Inflation Factor

Multiple Choice

Which of the following is not an inflation factor?

A) Excess of supply for a good or goods as compared with the demand
B) Increases in the cost of items needed to produce a good
C) Lack of competition arising from few producers for that item and barriers to new companies entering the market
D) An excess supply of money in the economy
E) All of the above are inflation factors