Given the following class definition: class Entry Private: string name; int phoneNumber; string address; public: Entry; void setvals(string, int, string); void display () const; int getPhone Number(); -Entry; a) Modify the class according to the following: 1. Add a private static integer data member named NumEntries that must be: Incremented whenever a new entry object is created. Decremented whenever an entry object is destroyed. 2. Add a public static getter function for NumEntries. 3. Write the code for the display function using this pointer. 4. Implement a friend functions that compares two entries: int computeDistance(SoccerPlayer & pl, Soccer Player & p2)