I am very confused on this

Match the event the way that event would shift one of the curves.

Quantity Here are possible supply and demand curves for a plain old commodity. Match the event the way that event would shift one of the curves. An increase in consumer incomes, plain old commodity is a normal good. A. An increase in consumer incomes, plain old commodity is an inferior good A. A to c B. D to B E. Y An increase in the wages of workers producing the plain old commodity C. B to D D. A to C F. . An advance in the technology for producing the plain old commodity E. A to C B. An increase in the price of a substitute to the plain old commodity F. C to A C. V A decrease in the price of a complement to the plain old commodity