在程序的下画线处应填入的选项是( )。 public class Test {: public static void main(String args[]){ Test t=new Test; Thread tt=new Thread(t); tt.start; } public void run{ for(int i=0;i5;i++){ System.out.println("i="+i); } } }A.implements RunnableB.extends ThreadC.implements ThreadD.extends Runnable

在程序的下画线处应填入的选项是( )。 public class Test {: public static void main(String args[]){ Test t=new Test; Thread tt=new Thread(t); tt.start; } public void run{ for(int i=0;i<5;i++){ System.out.println("i="+i); } } }

A.implements Runnable

B.extends Thread

C.implements Thread

D.extends Runnable


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