Aboxer suddenly begins experiencing wild mood swings and bizarre behavior. a neuroscientist determines that the boxer has traumatic brain injury probably caused by numerous concussions. the neuroscientist then studies the brain functioning of the boxer in great detail using fmri brain imaging techniques to learn more about concussions. this represents a(n):

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.