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.