Compared with aerospace engineers, astronomers are which of the following? a. more likely to obtain a graduate degree
b. more likely to be employed by private industry
c. more likely to be employed by a government agency
d. more likely to obtain a bachelor’s degree

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