choose the correct answer, 3, 6, 2, 5, choose the correct answer, 2, 4, 3, 5, choose the correct answer, 2, 5, 3, 4, choose the correct answer, 2, 3, 4, 6, choose the correct answer, 1, 2, 3, 4, choose the correct answer, 1, 2, 3, 4

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