申論題

第17題 Given: 1. public class Blip{ 2. protected int blipvert(int x){return 0;} 3. } 4. class Vert extends Blip{ 5. //insert code here 6. } Which five methods, inserted independently at line 5, will compile? (Choose five.) (A) public int blipvert(int x){return 0;} (B) private int blipvert(int x){return 0;} (C) private int blipvert(long x){return 0;} (D) protected long blipvert(int x){return 0;} (E) protected int blipvert(long x){return 0;} F. protected long blipvert(long x){return 0;} G. protected long blipvert(int x, int y){return 0;}