Market Demand Is the

Market demand is the

A) sum of the prices that each individual is willing to pay for each quantity demanded.
B) sum of the quantity demanded by each individual at each price.
C) sum of the consumer surplus of each individual.
D) difference between the maximum amount each individual is willing to pay for a good and the market price.
E) difference between the market price and the maximum amount each individual is willing to pay for a good.