🆘下面代码的运行结果是(D) static void Main(string[ ] args) { int num1 = 34; int num2 = 55; Increase(ref num1, num2); Console.WriteLine("{0}和{1}", num1, num2); Console.ReadLine(); } private static void Increase (ref int num1, int num2) { num1++; num2++; } a)35和56 b)34和55 c) 34和56 d) 35和55 为什么不选A