Identify the incorrect statement regarding immunity:

• A
  When a host is exposed to antigens (living or dead),antibodies are produced in the host body. This is called 'active immunity'.
• B
  When ready-made antibodies are directly given to protect the body against foreign agents,it is called 'passive immunity'.
• C
  Active immunity is fast and gives full response.
• D
  The fetus receives some antibodies from the mother,which is an example of passive immunity.