Each Biosphere Reserve Area Is Divided into Three Areas

Each biosphere reserve area is divided into three areas.Which of these do not describe one of those three areas?

A) The inner core area that is the reserve
B) The inner core that allows only research, light tourism and limited sustainable cultural use
C) The buffer zone that surrounds the core
D) The buffer zone that allows sustainable human development
E) The transition zone that surrounds the buffer zone