aaba wrote:
All Labrador retrievers bark a great deal. All Saint Bemards bark infrequently. Each of Rosa's dogs is a cross between a Labrador retriever and a Saint Bernard. Therefore, Rosa's dogs are moderate barkers.
Which one of the following uses flawed reasoning that most closely resembles the flawed reasoning used in the argument above?
(A) All students who study diligently make good grades. But some students who do not study diligently also make good grades. Jane studies somewhat diligently.
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