Anyone know what this means? (JavaScript) In the JavaScript, globally declare and initialize click and number to 0 and globally declare and initialize item and amount to empty strings

1)consider the following code snippet: #ifndef book_h#define book_hconst double max_cost = 1000.0; class book{public: book(); book(double new_cost); void set_cost(double new_cost); double get_cost() const; private: double cost; }; double calculate_terms(book bk); #endifwhich of the following is correct? a)the header file is correct as given.b)the definition of max_cost should be removed since header files should not contain constants.c)the definition of book should be removed since header files should not contain class definitions.d)the body of the calculate_terms function should be added to the header file.

The basic work area of the computer is it screen that you when you first fire up your computer

What are the most commonly found items in the trash according to the municipal solid waste report?