多选题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 tw
题目
多选题
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?()
Adouble getSalesAmount() { return 1230.45; }
Bpublic double getSalesAmount() { return 1230.45; }
Cprivate double getSalesAmount() { return 1230.45; }
Dprotected double getSalesAmount() { return 1230.45; }
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