What is the output of this program? class static_out { static int x; static int y; void add(int a, int b) { x = a + b; y = x + b; } } class static_use { public 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); System.out.println(obj1.x + " " + obj2.y); } }

• A. 7 7.4
• B. 6 6.4
• C. 7 9
• D. 9 7