Please explain and show your work!! Thank you!

A store sells several categories of house-hold appliances like Washers, Dryers, Ovens, Microwave Ovens and Vaccum Cleaners. Of these, only Washers, Dryers and Microwave ovens are considered repairable and the store offers a repair service for those items. If you were to maintain a single array of Repairableltems, as shown below, Repairable [] repairableltems; What kind of changes would you make to the classes given? You are allowed to make changes to the given classes without altering the existing meaning, for example, that a MicrowaveOven is an Oven. You are free to introduce new components (classes etc), but you cannot change the superclass-subclass relationships that currently exist among the classes given. Draw an UML class diagram for the hierarchy after you make the changes. class HouseHoldItem class Washer extends HouseHoldItem class Dryer extends HouseHoldI tem class Oven extends HouseHoldItem class Microwaveoven extends Oven class VacuumCleaner extends HouseHoldItem