The Pizza Palace offers three sizes of cola—small, medium, and large—to go with its pizza. The colas are sold for $0.80, $0.90, and $1.20, respectively. Thirty percent of the orders are for small, 50 percent are for medium, and 20 percent are for the large sizes. Organize the size of the colas and the probability of a sale into a probability distribution. (a) Is this a discrete probability distribution? Indicate why or why not.

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