In the given synchronous Counter circuit, initially all Outputs are Reset. It is required to replace FF2 with AB Flip Flop. The FF2 inputs would be:-
A. A = Q1 and B = Q1'
B. A = Q1' and B = Q1'
C. A = Q1.Q0 and B = Q1.Q0
D. A = Qo' and B = Qo'
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