Define two class types: Student and Graduate, where Graduate inherits from Student. Class Student includes (1) member variables: name, id, and score (protected) (2) member functions: (public) • a default constructor Student::Student(): name("no name”), id(0), score(0) constructor Student::Student(string n, int i, double s): name(n), id(i), score(s). void output() Class Graduate has (1) additional member variables: string supervisor; (private) (2) additional member functions: (public) a default constructor Graduate::Graduate(): Student(),supervisor("no name") constructor Graduate:: Graduate (string n, int i, double s, string sn): Student(n.l.s), supervior(sn). void output() ---redefine the function Define three graduate student g1, g2,g3 in main function (1) Input the information for g1 from the keyboard; (2) Initialize the information for g2 when it is declared (using default constructor); (3) Initialize the information for g3 when it is declared (using normal constructor); int main() string name; int id; double score; string supervior; Graduate g1.g2,g3("Tom", 1,90,"Peter"); cin<

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