C#_OOP_Abstraction_Encapsulation_Polymorphism_Introducabl.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace App2b
{
    interface Introducable
    {
        void IntroduceYourSelf();

        void Listen(string info);

        string Talk();
    }
}