单项选择题

下面程序段的输出结果是( )。 public class Test { public static void main (String[] args) { int n=10,result=0; for (int i=1;i<=n;i++) result+=i; System.out.println("result is"+result); } }

A.result is 55
B.result is 45
C.result is 56
D.result is 54