Under the GDPR, what obligation does a data controller or processor have after appointing a...

To submit for approval to the DPO a code of conduct to govern organizational practices and demonstrate compliance with data protection principles.

To provide resources necessary to carry out the defined tasks of the DPO and to maintain their expert knowledge.

To ensure that the DPO acts as the sole point of contact for individuals' questions about their personal data.

To ensure that the DPO receives sufficient instructions regarding the exercise of their defined tasks.