Assume that the pin change interrupt request 0 and Timer 1 overflow are both configured and enabled. The program is currently handling an interrupt for Timer 1 overflow and is within the interrupt service routine for it. The flag for the pin change interrupt is set during this period. What happens next?

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