Which of the following is the BEST tool to perform cloud security control audits?

A. General Data Protection Regulation (GDPR)

B. ISO 27001

C. Federal Information Processing Standard (FIPS) 140-2

D. CSA Cloud Control Matrix (CCM)

Reference: https://www.isaca.org/resources/news-and-trends/newsletters/atisaca/2021/volume-22/preventing-the-next-cybersecurity-attack-with-effective-cloud-security-audits