In C#

1): Create a static integer field that keeps a count of all instances (object) of a class Create 3 or 4 objects in the derived class and then check the total instances

2): Create a chat application having two classes Server and Client. Then add functionally to the server that is should alert all that object of clients created in the system to receive message sent from server and show on the screen.

3): Modify class for a client that it only shows "Client creating" on screen for the first object initialization only.

4): Modify classes such that the Server now can broadcast Message to all client and send individual message too