How to call Base class method through base class pointer pointing to derived class

Question

class Base
{
  public:
    virtual void foo()
    {}
};

class Derived: public Base
{
  public:
    virtual void foo()
    {}
};

int main()
{
    Base *pBase = NULL         


        

Answer 1

Both responses above are correct...But be careful, if you need to do that, maybe you have a big problem about the conception or the design...