In the following program, how many times Base’s constructor will be called? #include using namespace std; class Base { int static i; public: Base() { cout << "Base's constructor"; }; }; class Sub1 : public virtual Base {}; class Sub2 : public Base {}; class Multi : public Sub1, public Sub2 {}; void main() { Multi m; system("pause"); }

A. i1=2 i2=2

B. i1=2 i2=3

C. i1=3 i2=2

D. Error

A. 21,21

B. 20,21

C. 21,22

D. compile error

A. A const member

B. A reference parameter

C. A static member

D. A function member

A. Information hiding

B. Inheritance

C. Redefinition

D. Overloading

A. A function called when an instance of a class is initialized

B. A function that is called when an instance of a class is deleted

C. A special function to change the value of dynamically allocated memory

D. A function that is called in order to change the value of a variable

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B. researcher professor teacher myprofessor

C. myprofessor teacher researcher professor

D. myprofessor researcher professor teacher