Which of the following statements are true about abstract classes? Select all th

ID: 3570890 • Letter: W

Question

Which of the following statements are true about abstract classes? Select all that apply

An abstract method cannot be contained in a nonabstract class.

If a subclass of an abstract superclass does not implement all the abstract methods, the subclass must be declared abstract.

An abstract class cannot be instantiated using the new operator.

It is possible to declare an abstract class that contains no abstract methods.

A subclass can be abstract even if its superclass is concrete.

An abstract method cannot be contained in a nonabstract class.

If a subclass of an abstract superclass does not implement all the abstract methods, the subclass must be declared abstract.

An abstract class cannot be instantiated using the new operator.

It is possible to declare an abstract class that contains no abstract methods.

A subclass can be abstract even if its superclass is concrete.

An abstract method cannot be contained in a nonabstract class.

An abstract class cannot be instantiated using the new operator.

It is possible to declare an abstract class that contains no abstract methods.

An abstract method cannot be contained in a nonabstract class.

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