![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
下列程序标注代码(A,B,C,D)中,正确的有 abstract class Takecare{ protected void speckHello(){ } //A public abstract static void cry( ); //B static int f( ){return 0;} //C abstract float g(); //D } A. protected void speckHello(){}; B. public abstract static void cry(){}; C. static int f(){return 0;} D. abstract float g();