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