Athlete.cs

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

namespace OOP3
{
    class Athlete : Human
    {
        private string sport;

        public string Sport
        {
            get { return sport; }
            set { sport = value; }
        }

        public Athlete(string name, int age, string sport)
            : base(name, age)
        {
            this.sport = sport;
        }

        // In case we are using the interface to upcast we get the old method from Human not this one
//        public new void introduceYourSelf()
//        {
//            Console.WriteLine("My name is {0}. And I am {1} years old! I am {2}.I am practicing {3}.", name, age, nationality, sport);
//        }

        public override void introduceYourSelf()
        {
            Console.WriteLine("I am an athlete. My name is {0}. And I am {1} years old! I am {2}.I am practicing {3}.", name, age, nationality, sport);
        }
    }
}