​As the Income of Bus Riders Increased,the Wages of Bus

Multiple Choice

​As the income of bus riders increased,the wages of bus drivers increased simultaneously.How does this affect the market for bus rides (inferior good) ?

A) ​The demand curve will shift to the left;the supply curve will shift to the left
B) The demand curve will shift to the left;the supply curve will shift to the right
C) The demand curve will shift to the right;the supply curve will shift to the left
D) ​The demand curve will shift to the right;the supply curve will shift to the right