单选

以下关于静态多态方法(函数)的重载叙述中,正确的是(44)。

  • A.其方法名(函数名)可以不同
  • B.必须在参数顺序或参数类型上有所不同
  • C.只需在返回值类型上有所不同
  • D.必须在返回值类型及参数类型上有所不同
参考答案
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