You are designing a domain naming strategy for the new environment. Which two actions should you perform?()
A、Register airlines.com as a new domain name.
B、Register manifest.airlines.com as a new domain name.
C、Register manifest.blueyonderairlines.com as a new domain name.
D、Maintain the existing blueyonderairlines.com registered domain name.
E、Use the UPN suffix of airlines.com for all new users.
F、Use the UPN suffix of blueyonderairlines.com for all new users.