The POSDCORB view of the scope of the study of Public Administration was criticised on the grounds that
1. They are neither the whole of administration nor even the important part of it.
2. They are only the tools of administration.
3. The techniques of management are deeply coloured by the subject media of the services in which they have to operate.
4. The specialised techniques of the various field of concrete administration activity is missing in the posdcorb view.
Select the correct answer: