Express 42 as a product  of its prime factor​

Think about the poem "old ironsides." drag the subject of the poem to the subject box and the theme to the theme box. then decide whether each excerpt from the poem supports the subject or the theme.

In a compound condition, both conditions on either side of the logical operator and must be true for the overall condition to be true. a: true b: false

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.