Drag the correct label to the appropriate bin to identify the type of cartilage that forms each body structure. ResetHelp Cartilage in external ear Selected Hyaline Cartilage Elastic Cartilage Fibrocartilage Request Answer Provide Feedback

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