A graph image with title Computers is labeled price on the vertical axis and quantity on the horizontal axis. A line, labeled D1, slopes downward from left to right on the graph. A parallel line, labeled D2, is to the right of line D1. Two arrows run between the two lines, pointing toward D2. Which of the following could explain the change illustrated in the graph? Group of answer choices The price of computers increases and the good is an inferior good. The price of a substitute decreases and the good is an inferior good. The price of a complement increases and the good is a normal good. The income of all consumers increases and the good is a normal good. The quantity demanded of computers decreases and the good is a normal good