If A is the base class and B is a class derived from A, then class A has all the members of class B.

If A is the base class and B is a class derived from A, then class A has all the members of class B.

Answers:

A.
class B has all the members of class A.

B.
class A has all the members of class B.

C.
classes A and B always have the same members.

D.
class A becomes a member in class B.

Answer. A.