For an Inexperienced User, an Effective Way to Help His/her

Multiple Choice

For an inexperienced user, an effective way to help his/her navigation in the interaction with an information system is to use:

A) a dialog box that asks for the user's intention
B) well-defined menus with system functional items organized
C) command controls that can be used for activating specific function directly
D) feedback indicators that give the user feedback after each try he/she takes
E) the complete instruction menu for the system and let the user read it through