1. The European Data Protection Supervisor may:
(a) give advice to data subjects in the exercise of their rights;
(b) refer the matter to the controller in the event of an alleged breach of the provisions governing the processing of personal data, and, where appropriate, make proposals for remedying that breach and for improving the protection of the data subjects;
(c) order that requests to exercise certain rights in relation to data be complied with where such requests have been refused in breach of Articles 13 to 19;
(d) warn or admonish the controller;
(e) order the rectification, blocking, erasure or destruction of all data when they have been processed in breach of the provisions governing the processing of personal data and the notification of such actions to third parties to whom the data have been disclosed;
(f) impose a temporary or definitive ban on processing;
(g) refer the matter to the Community institution or body concerned and, if necessary, to the European Parliam