A B D (i), (iv) (i), (iii) (ii), (iii) (i), (v) (ii), (iv) Find U10 and U12: (i): U10 = {1,3,7,9} (ii): U10= {1,3,5,7,9} (iii): U12 = {1,3,5,7,9,11} (iv): U12 = {1,5,7,11} (v): U12 = {1,11}

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