Roll a uniform regular hexahedron dice with 1, 2, 3, 4, 5 and 6 on each side. The probability of "5" or "6" is equal to () A. 13B. 14C. 15D. 16

∵ there are six kinds of numbers on regular hexahedral dice, the number of "5" or "6" is 2, and the probability of "5" or "6" is 26 = 13

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