Class Diagram and Sequence Diagram in Class Exercise l. Draw a class diagram for the situation described in the exercise scenario below. Include in your diagram attributes, methods, and associations for the classes it contains. 2. Draw a sequence diagram corresponding t your class diagram that describes the operation of a user printing out a listing of the contents of a room as described in item "c" of the scenario. Include an actor (for the user) in the sequence diagram that is allowed to send a message to an object (a Room) to initiate printing