10. abstract public class Employee { 11. protected abstract double getSalesAmount(); 12. public double getCommision() { 13. return getSalesAmount() * 0.15; 14. } 15. } 16. class Sales extends Employee { 17. // insert method here 18. } Which two methods, inserted independently at line 17, correctly complete the Sales class?()
- A double getSalesAmount() { return 1230.45; }
- B public double getSalesAmount() { return 1230.45; }
- C private double getSalesAmount() { return 1230.45; }
- D protected double getSalesAmount() { return 1230.45; }