写出以下程序运行结果public static void Main () { int s=0; for (int i=1; ____; i++) { if (s>50) break; if (i%2==0) s+=i; } Console.writeLine ("s=" + s); } }程序运行后输出结果为:____

A. Single or double?
B. Good or bad?
C. Which room?
D. We don't have books here.

A. Hello! International Airline
B. You'd better look up the schedule first
C. I'm sorry, but it's completely booked
D. I'm afraid you have to change

A. It’s a smaller one.
B. It’s too late .
C. It’s 1.45 pm.
D. It sounds good.

A. It is here.
B. What do you want?
C. Here you are.
D. No, you can’t.