5C3 * 4C2 * 4C2 = 10*6*6 = 360.
An analyst will recommend a combination of 3 industrial stocks, 2 transportation stocks, and 2 utility stocks. If the analyst can choose from 5 industrial stocks, 4 transportation stocks, and 4 utility stocks, how many different combinations of 7 stocks are possible?
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Options:
(1) 12
(2) 19
(3) 360
(4) 580
(5) 720