You are employed&ensp

单项选择题 You are employed as the Exchange administrator at Company.com.You are in the process of installing a new Exchange Server 2010 Organization.After the installation you send a text message to an external client and receive the subsequent non-delivery report （NDR）： "Delivery has failed to these recipients or groups： User1@Company.com （user1@Company.com）.The recipient’s e-mail system isn’t accepting messages now.Please try resending this message later or contact the recipient directly." You attempt to e-mail the user from an external e-mail system with great success.To ensure productivity you need to make sure e-mails can be sent to external clients from within the organization. What should you do？（）: A、Your best option would be to create an MX record.; B、Your best option would be to create a Send connector.; C、Your best option would be to create an SMTP site link.; D、Your best option would be to create an accepted domain.

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