Which UML diagram best represents the relationship depicted in the following code?

class Person $\{$

protected:

string name;

int age;

public:

virtual void PrintInfo$()=0$;

$\}$;

class Teacher : public Person $\{$

private:

int experience;

public:

void PrintInfo$()$;

$\}$;

class Student : public Person $\{$

private:

int grade;

public:

void PrintInfo$()$;

$\}$