Katie Just Saw a Report on CBS About One Man

Katie just saw a report on CBS about one man that had taken a smart pill, modafinil, on the recommendation of friends. "It really helped me stay on top of things," he said. "I was able to manage everything pretty well, better than if I hadn't taken it." A scientist would be most likely to recommend that Katie should

A) Buy some modafinil right away to increase her intelligence.
B) Find out if there is data to support this claim before buying anything.
C) Know there has never been and will never be a pill that can enhance cognitive function of any kind.
D) Disbelieve this because there is only one story to support the claim.If there were lots of success stories, then she should consider it more seriously.
E) Buy some modafinil, but only if her colleagues are also using it.