Which institution has the power to adopt findings that confirm the adequacy of the data protection l

Which institution has the power to adopt findings that confirm the adequacy of the data protection level in a non-EU country?

A. The European Parliament

B. The European Commission

C. The Article 29 Working Party
D. The European Council

Reference: https://ec.europa.eu/info/law/law-topic/data-protection/international-dimension-data-protection/adequacy-decisions_en