Tim is in charge of the upcoming interschool baketball tournamnent. he wants to arrange all of the teams and their members in alphabetical order. which option will best him do so? a find b filter c sort

4. what is the reason for including the following code snippet in the header file animal.h? #ifndef animal_h #define animal_h class animal { public: animal(); animal(double new_area_hunt); void birth(); void hunt(double new_area_hunt); void death(); double get_area_hunt() const; private: double area_hunt; }; #endif