As the Income for Bus Consumers Increased,the Wages of Bus

Multiple Choice

As the income for bus consumers 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