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A ripple counter is made with three positive edge triggered flip-flops. If the output of previous lower significant bit flipflop is used as a triggering clock pulse of the next higher significant bit flip-flop, then the resultant counter is a

 A MOD 3 up counter

B MOD 3 down counter

C MOD 8 bit up counter

D MOD 8 down counter

 

since all are positive edge triggered flip flops ,so shouldn't the answer be mod 8 up counter??
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