（24 ）阅读下面程序import javax.swing.JOptionPane;public class BreakLabelTest {public stati

（24 ）阅读下面程序

import javax.swing.JOptionPane;

public class BreakLabelTest {

public static void main(String args[] ){

String utput = "";

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 * * * * *