Determine which legal clause the following paragraph belongs to: The parties agree that on the termination of the provision of data processing services, the data importer and the subprocessor shall, at 
the choice of the data exporter, return all the personal data transferred and the copies thereof to the data exporter or shall destroy all 
the personal data and certify to the data exporter that it has done so, unless legislation imposed upon the data importer prevents it from 
returning or destroying all or part of the personal data transferred. In that case, the data importer warrants that it will guarantee the 
confidentiality of the personal data transferred and will not actively process the personal data transferred anymore.