您已创建一个名为 CalcSalary,将确定 Certkiller.com 员工的薪酬类的责任。CalcSalary 类包括员工
A.public delegate bool Salary (Employee Emp, double Amount);
B.public bool Salary (Employee Emp, double Amount);
C.public event bool Salary (Employee Emp, double Amount);
D.public delegate void Salary (Employee Emp, double Amount);