A consultant explains how a sending domain differs from a customer's primary domain. The customer is evaluating their options around configuring their domain. Which two questions should their IT team be asked? (Choose 2 answers)

A. Can they provide access for Marketing Cloud to update the DNS records?

B. Does their company allow delegation of subdomains to third parties?

C. Will they be able to post Marketing Cloud-provided DNS files when self-hosting?

D. Are they able to modify their domain configuration's DNS entries?