Which of the following is/are true for an abstract class?1. A class is declared abstract by prefacing the definition with the word abstract.2. A class is declare abstract by using the keyword implements.3. It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.4. Attempting to instantiate an abstract class results in an error.

Which of the following is/are true for an abstract class?1. A class is

1.	Which of the following is/are true for an abstract class?1. A class is declared abstract by prefacing the definition with the word abstract.2. A class is declare abstract by using the keyword implements.3. It is a class that really isn’t supposed to ever be instantiated but instead serves as a base class.4. Attempting to instantiate an abstract class results in an error.
A.	nly 2
B.	ll of the mentioned
C.	and 4
D.	, 3 and 4
Answer» B. ll of the mentioned

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