Suppose A is an abstract class, B is a concrete subclass of A, and both A and B have default no-argument constructors: abstract class A() class B extends A () Which of the following is correct? O Aa= new A(): O Aa = new B(): Bb= new A(): Ba= new A(O:

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A: In this problem, we will develop Player Portfolio System in Java language.

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A: All variables  must have a data type. So option 1,3, and 4 are incorrect

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A: Solution: Given:     To Find: To write the code for the following classes.

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A: The above question is solved in step 2 :-

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A: Q.

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A: The correct answer of the questions is option "TRUE"