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help123please.
Winners from the math club 's fund-raiser randomly select a gift certificate from Box A and from Box B. The contents of each box are shown below. Box A: 5 dinner certificates; 4 DVD certificates; 3 movie certificates; 5 T-shirt certificates Box B: 4 CD certificates; 3 camera certificates; 5 amusement park certificates; 5 television certificates What is the probability that the first winner will randomly select a DVD certificate and an amusement park certificate? A. 20/289 B. 9/17 C. 9/289 D. 1/19
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The reason is because what he chooses in the first box is totally independent from the second box