Update README.md

README.md

@@ -36,7 +36,7 @@ Your repository must contain a text file `README.md` that introduces the project
 2. Fill in the form as follows.
    - Project name: `Image classification`.
    - Project slug: `image-classification`.
-   - Visibility Level: public
+   - Visibility Level: private (don't forget to add your teacher as member (developper) so that he can have access to the project)
    - Project Configuration: Initialize repository with a README
 3. Clone the repository.
     ```bash