What do the rows and columns in an SPSS data set $($data view$)$ represent? $($Check out Pg$.294-295$ of textbook for help on this$)$

What is a case? A variable? Define each AND provide an example of each. Do not simply provide an example.

If a person wanted to do some simple summaries of frequencies with SPSS$,$ what menu items would that person use? $($Describe the procedure$)($For a graphical description of this clickstream process see Pg$.295$ of the textbook$).$