(5) Find {2, 4, 6} • {1,3, 5} * {2,4, 6}. The following answers are proposed. (a) {5, 7,9, 11, 13, 15, 17} (b) {3, 5, 7,9, 11, 13, 15, 17, 19} (c) {3,3, 5, 5, 7, 7, 9, 9, 11, 11, 13, 13, 15, 15, 17, 17} (d) {5,7,9, 7, 9, 11, 9, 11, 13, 7,9, 11, 9, 11, 13, 11, 13, 15, 9, 11, 13, 11, 13, 15, 13, 15, 17}. (e) None of the above. The correct answer is

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