Write() and WriteLine() in C#

using System;

namespace TestFile
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("This is Line 1");
            Console.Write("This is Line 2");

            //
            Console.WriteLine(" ");

            // this will set a new line for the next output
            Console.WriteLine("This is Line 3");
            Console.WriteLine("This is Line 4");
        }
    }
}