John has been gaining weight during middle adulthood. he feels fine and exercises, but still gains weight. john's weight gain is attributed to

Most likely a bad diet and lack of exercising to little. 

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.

The answer to that would be prussia which would later be germany