Suwani wants to buy the jar of peanut butter that is the best buy based on unit price. She is considering the four jars of peanut butter listed below.
Which jar is the best buy?
A The 32-ounce jar is the best buy because it has the highest unit price.
B The 20.2-ounce jar is the best buy because it has the lowest unit price.
C The 16-ounce jar is the best buy because it has the lowest unit price.
D The 12.4-ounce jar is the best buy because it has the lowest price.