Within a couple of years after a new model of computer is introduced, its price tends to decrease. This drop in price can best be explained by which of the following reasons?
A.
Computer manufacturers find it difficult to produce a sufficient supply of the computers.
B.
Demand for these computers increases because businesses find new ways to use them.
C.
New, more advanced computers appear in the market, reducing the demand for the old computers.
D.
Consumers are usually not interested in computer products, so they cannot be sold for higher prices.