Faced with the need to understand and modify a simple interactive ‘client program’ used for e-shopping purposes that was originally written by another person, list five forms of information about its...

Faced with the need to understand and modify a simple interactive ‘client program’ used for e-shopping purposes that was originally written by another person, list five forms of information about its design that you would like to have available to you, and rank these in descending order of importance.