Which process is acceptable for validating domain ownership within the “Add New Domain” wizard?
A. Text message validation
B. DNS Validation with an added TXT Record
C. Email Security.cloud support ticket
D. DNS Validation with an added SPF Record
Reference: https://docplayer.net/22114006-Deployment-document-for-office-365-and-symantec-cloud-v1-0.html (20)