Answer
C)
less milk and more cereal
Work Step by Step
An inferior good is something that a customer buys less of a good when their income rises (this customer would buy more of the item when the price of said item goes up). A normal good is something that the consumer wants more of a good when their income rises (this customer would buy less of the item when the price of said good goes up).
In other words, as prices go up, you want to buy more inferior goods, but less normal goods.
