Think about the demand for the three game consoles: Xbox Series X, PlayStation 5, and Nintendo Switch. Explain the effect of each of the following events on the demand for Xbox Series X games and the quantity demanded of Xbox Series X games, other things remaining the same. The events are:

a. The price of an Xbox Series X falls.

b. The prices of PlayStation 5 and Nintendo Switch fall.

c. The number of people writing and producing Xbox Series X games increases.

d. Consumers' incomes increase.

c. Programmers who write code for Xbox Series X games become more costly to hire.

f. The expected future price of an Xbox Series X game falls. A new game console that is a close substitute for Xbox Series X comes onto the market.