When one method calls another, which of the following statements are true?I. The class methods and instance methods of one class may call the public class methods of another class using dot notation and referencing the name of the other class. II. The class methods and instance methods of one class may call the public instance methods of another class by using dot notation to invoke the method on an instance of the other class. III. The instance methods of a class may call, only using dot notation, any class method of the same class.
A)I onlyB)III onlyC)I and II onlyD)I and III onlyE)I, II, and III

What type of file does a cookie place on web site visitors' computers so that web site managers can customize their sites to their visitors' preferences?

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.

Technician a says that with self-adjusting clutch systems, the release bearing constantly rotates. technician b says that the ball bearing portion of the release bearing should be lubricated with high-temperature grease during routine maintenance. which technician is correct?