Question: Define a class named Doctor whose objects are records for a clinic's doctor. Derive this class from the dass Person given in Listing & L A Doctor record has the doctor's name-defined in the class Person-a specialty as a string (for example Pediatrician, Obstetrician, General Practitioner, and so on), and an office-visit fee (use the type double). Give your class a reasonable complement of constructors and accessor methods, and an equals method as well. Write a driver program to test all your methods.