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Melissa needs to add a topic to an email that she will send to her teacher. choose the name of the field where she should type her topic.

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

Will do anything for brainlest so can you guys me out i will try my best to you out