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Which of the following is true concerning the following statement: class Manager extends Employee

  • A.Manager is a concrete class and a superclass.
  • B.Manager is a concrete class and a subclass.
  • C.Manager is an abstract class and a superclass.
  • D.Manager is an abstract class and a subclass.

Answer: B

Correct answer: Manager is a concrete class and a subclass.

The extends keyword makes Manager inherit from Employee, so Manager is the subclass. Nothing in the declaration marks it as abstract, so it is concrete and may have direct instances - which is what one would expect of a class representing actual managers.

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