1) What is the output for the given C#.NET code? static void Main(string[] args){ string s1 = "Kerala"; string s2; s2 = s1.Insert (7, "Assam"); Console.WriteLine(s2);} A) Kerala Assam B) KeralaAssam C) KeralAssam D) KeraAssam Answer: Option BExplanation:String.Insert() method is used to join two strings.