Question: Suppose Corporation is a base class and PublicCorporation is a derived class. Also suppose that each class defines a head() member function, that ph is

Suppose Corporation is a base class and PublicCorporation is a derived class. Also suppose that each class defines a head() member function, that ph is a pointer to the Corporation type, and that ph is assigned the address of a PublicCorporation object. How is ph->head() interpreted if the base class defines head() as a
a. Regular nonvirtual method
b. Virtual method

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