Office is a child of building. both classes contain a public instance method named doctorsoffice is a reference to an object of the office class that has been created by code in the createoffice class. the next line of code in the createoffice class that will call the getroomnum() method in the building class portion of the object is the followinga)getroomnum(); b)doctorsoffice. getroomnum(); c)super. getroomnum(); d)building. getroomnum(); e)code in createoffice cannot call the getroomnum() method in building.

Consider the following code snippet: #ifndef cashregister_h#define cashregister_hconst double max_balance = 6000000.0; class cashregister{public: cashregister(); cashregister(double new_balance); void set_balance(double new_balance); double get_balance() const; private: double balance[12]; }; double get_monthly_balance(cashregister bk, int month); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_balance should be removed since header files should not contain constants.c)the definition of cashregister should be removed since header files should not contain class definitions.d)the body of the get_monthly_balance function should be added to the header file.

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.

In excel - calculate the actual increase/decrease from first quarter to the second quarter then subtract subtract first quarter value from second quarter total then divide result by first quarter value