下列程序的功能是在监控台上每隔一秒钟显示一个字符串"Hello!",能够填写在程序中下划线位置,使程序完整并能正确运行的语句是( )。
public class Test implements Runnable
public static void main(String args[])
Test t=new Test();
Thread tt=new Thread(t);
tt.start();
public void run()
for(;;)
try
________;
catch(______e)
System.out.println("Hello");
A) sleep(1000)
InterruptedException
B) t.sleep(1000)
InterruptedException
C) Thread.sleep(1000)
RuntimeException
D) Thread.sleep(1000)
InterruptedException