Add an object to the end of the List in CSharp

using System;/*from   www.  ja v a  2  s.  co  m*/
using System.Collections;
using System.Collections.Generic;

class Sample
{
    public static void Main()
    {
        List<string> words = new List<string>();  

        words.Add("A");
        words.Add("B");
        
        foreach (string s in words) {
            Console.WriteLine (s);
        }
    }

}