The Market Demand Curve for Mangos Is

Multiple Choice

The market demand curve for mangos is

A) the same as the demand curve of one buyer in a market with many buyers.
B) upward sloping because rich people can afford more mangos than poor people can buy.
C) the horizontal sum of the individual demand curves of all the buyers.
D) the vertical sum of the individual demand curves of all the buyers.
E) the horizontal average of the individual demand curves of all the buyers.