Inserting headings in long reports will make the reports too many pages, and should be avoided

?Hypertext Markup language (HTML) version _____ added interactive elements, including web forms.

A. ?3.0 B. ?2.0 C. ?5.0 D. ?4.01

How many private members does an object of class D have?

Consider the class inheritance. ``` class B { public: B(); B(int nn); void f(); void g(); private: int n; }; class D: public B { public: D(int nn, float dd); void h(); private: double d; }; ``` a) 0 b) 1 c) 2 d) 3 e) 4 f) 5