Imo C
Very tricky question
From statement 1 we have m<=0 , m can take any value hence insufficient
From statement 2 we have m=0,1,-2 hence insufficient .
Combining we have 0 and -2 hence sufficient
Very tricky question
From statement 1 we have m<=0 , m can take any value hence insufficient
From statement 2 we have m=0,1,-2 hence insufficient .
Combining we have 0 and -2 hence sufficient
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