Critical Reasoning (CR) | Re: Fifty professional income-tax advisors were given identical records fr

Prethinking isn't very useful in inference questions. You can make many inferences based on the argument. You could a small part of the argument for your conclusion and it would still be correct.
Here, the only thing relevant to the correct option is that 1 out of 50 professionals prepared the correct return. So option (B) is correct.
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