12. A grocery store examines its shoppers' product selection and calculates the following: The probability that a randomlychosen shopper buys apples is 0.21, that the shopper buys potato chips is 0.36, and that the shopper buys both apples and potato chips is 0.09. (a) Let A = Randomly-chosen shopper buys apples, and C = Randomly-chosen shopper buys potato chips. Sketch a Venn diagram or two-way table that summarizes the probabilities above. (b) Find each of the following: i. The probability that a randomly-selected shopper buys apples or potato chips. ii. The probability that a randomly-selected shopper buys potato chips or doesn't buy apples. iii. The probability that a randomly-selected shopper doesn't buy apples mdoesn't buy potato chips