Application Scheme "A" Is useful for person under 30,
unless they suffer from chronical ilness.
Application Scheme "B" comprises all
the application zones included in application A plus added points:
The application scheme "B" is useful for person over 30.
Scheme "C" includes all the application zones
mentioned in application "A" and "B" and it is useful for person over 30
suffering from acute and chronic ilness