Which problem may arise if we use abstract class functions for polymor – McqOptions

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1.	Which problem may arise if we use abstract class functions for polymorphism?
A.	All classes are converted as abstract class
B.	Derived class must be of abstract type
C.	All the derived classes must implement the undefined functions
D.	Derived classes can’t redefine the function
Answer» D. Derived classes can’t redefine the function

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