You work as the enterprise exchange administrator at Company.com.The Company.com network consists of a single Active Directory domain named Company.com.Company.com has an Exchange Server 2010 organization.Due to circumstances， Company.com has acquired a new Internet domain name.This results in that the employees cannot receive e-mail that is sent to the new Internet domain name.The new Internet domain name is set up as an e-mail address suffix.The Company.com employees need to receive e-mail sent from the new Internet domain name. What should you do？（）

• A、You should consider using an External Relay Accepted Domain.
• B、You should consider using an Authoritative Accepted Domain.
• C、You should consider using a remote domain.
• D、You should consider using a new Receive connector.