What is the importance of mutable keyword? Options: A . &nbspIt allows the data member to change within a const member function. B . &nbspIt will not allow the data member to change within a const member function. C . &nbspIt will copy the values of the variable. D . &nbspNone of the mentioned

What is the importance

Question

What is the importance of mutable keyword?

Options:

A . It allows the data member to change within a const member function.

B . It will not allow the data member to change within a const member function.

C . It will copy the values of the variable.

D . None of the mentioned

Answer: Option A

Mutable keyword allows assigning values to a data member belonging to a class defined as

"Const" or constant.

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