What is one major goal that the OECD Guidelines, Convention 108 and the Data Protection Directive (Directive 95/46/EC) all had in common but largely failed to achieve in Europe?

A. The establishment of a list of legitimate data processing criteria
B. The creation of legally binding data protection principles
C. The synchronization of approaches to data protection

D. The restriction of cross-border data flow

Reference: https://ico.org.uk/media/about-the-ico/documents/1042349/review-of-eu-dp-directive.pdf (99)