O O 1 2 L 2 3 4 0 0 1 1 000 1 3 100 1 4 1 11 0 1 23 1 0111 1001 3 1001 4 1110 4 1 2 3 4 1 0011 2 0011 3 1101 4 1110 None of the other choices is correct. 1 2 3 4 1 0011 2 0011 3 1 1 0 1 4 1 1 10

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