What will be the output of the following set of code? class static_out { public static int x; public static int y; public int add(int a, int b) { x = a + b; y = x + b; return 0; } } class Program { static void Main(string[] args) { static_out obj1 = new static_out(); static_out obj2 = new static_out(); int a = 2; obj1.add(a, a + 1); obj2.add(5, a); Console.WriteLine(static_out.x + " " + static_out.y ); Console.ReadLine(); } }

• A. 7 7
• B. 6 6
• C. 7 9
• D. 9 7