Answer the following statements true (T) or false (F)

1) An inheritance chain of any desired length is possible.
2) class D inherits from base class B using public inheritance. The class
B has public member function f(), but the derived class has no function member
with this signature. The f() is not available to an object of class D.
3) Deriving a class from a base class requires serious changes to the base class.
4) We can assign a base class object to a derived class variable.

1) T
2) F
3) F
4) F