複選題第50題 Given: 1. public abstract class Shape{ 2. private int x; 3. private int y; 4. public abstract void draw(); 5. public void setAnchor(int x, int y){ 6. this.x = x; 7. this.y = y; 8. } 9. } Which two classes use the Shape class correctly? (Choose two.) (A) public class Circle implements Shape{ private in radius; } (B) public abstract class Circle extends Shape{ private in radius; } (C) public class Circle extends Shape{ private in radius; public void draw(); } (D) public abstract class Circle implements Shape{ private in radius; public void draw(); } (E) public class Circle extends Shape{ private in radius; public void draw(){/* code here */} } F. public abstract class Circle implements Shape{ private in radius; public void draw(){/* code here */} }