Critical Reasoning (CR) | Re: Psychologist: Though popularized by the media and even some

Psychologist: Though popularized by the media and even some ill-informed scientists, photographic memory is a myth. Most of the top competitors at this summer’s national memory championship have brains that are neurologically indistinguishable from those of the general population and cognitive abilities that are seldom more than a standard deviation above average.

Which of the following would LEAST strengthen the argument above?

The competitors at this summer’s championship are typical