Which explains a difference between an original case and appellate case that the supreme court hears?

The answer would be : Appellate case has been heard by the lower court . while an original case has not

Which mean that the lower court could process the appellate case, since they already have some guidelines about the case. The original case refer to the one that never happen before and the lower court had no guidelines to take care of it   

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.