en the code: class Parent { protected:     string pobj; } class Child { protected:     string *cobj; } 1. Rewrite class Child as an inherited class

do part 4 import java.util.*; // Car classclass Car{    private String name;    // Variable to hold car name    private String model;    // Variable to hold car model        // Default constructor    Car(){        this.name = null;        this.model = null;    }        // Parametrised constructor    Car(String name, String model){        this.name = name;        this.model = model;    }        // Function to get car name    public String getName(){        return this.name;    }} // Dealer classclass Dealer{    private Car[] arr;    // Array holding car objects for a dealer    private int count;    // Variable to hold number of cars under a dealer        // Default constructor    Dealer(){        arr = new Car[50];        count=0;    }        // Function to add a car under a dealer    public void addCar(Car obj){        this.arr[this.count] = obj;        this.count++;    }        // Function to check if a car exists under a dealer or not    public boolean contains(String name){…

C- Create the sub class UsedBook  that is derived from the super class Book and has the following instance variables, constructor, and functions: title ( String) isbn ( String) authors (String) publisher (String) edition ( int) published_year (int) price_new (double) // the price of the book if it is new age (int)  // how old the book is in years Constructor that takes all of the above variables as input parameters.  set/get functions calculate_price method // the price is calculated as  price_new * (1- 0.10*age) print function that prints all information related to the old book.   D- Create the Testing class that has the main method and does the following: aa- Use the constructor to create instance of NewBook class and name it as new. Call compute_price function. bb- Use the constructor to create instance of  usedBook class and name it used. Call compute_price function. cc- Print the related information of new and used objects using print functions. Use this following code:   class…

PLZ help wiith the following: IN JAVA If an inner class contains non static members, then the class name must be modified by the keyword: Final Static Void Protected