单选题 阅读下面程序
import javax.swing.JOptionPane;
public class BreakLabelTest{
public static void main(String args[]){
String output="";
stop: {
for(int row=1; row＜=10; row++){
for(int column=1; column＜=5; column++){
if(row==5)
break stop;
output+="* ";
}
output+="/n";
}
output+="/nLoops terminated normally";
}
JOptionPane.showMessageDialog(
null, output, "用一个标志测试break语句",
JOptionPane.INFORMATION_MESSAGE);
System.exit(0);
}
}
程序运行结果是______。

• A.窗口中有5行*****
• B.窗口中有5行****
• C.窗口中有4行*****
• D.窗口中有6行*****