i made the initial form class which is the base class.
i made three more class derived from this one and made them virtual.
now the last class i make has to include all information from all the classes. do i have to use virtual for this??
eg
class form{}
class osap : virtual public form{}
class school : virtual public form{}
class bank : virtual public form{}

>>class apply : virtual public school, virtual public bank, virtual public osap{}
or
>>class apply : public school, public bank, public osap{}

which one would i use to have information from all classes in apply form??