You need to configure a mail flow solution for email that will be sent from each branch office to the Internet. The solution must meet the technical requirements.
What is the best way to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
A. a Send connector in the main office that has a cost of 100 and uses a Mailbox server in each office as an SMTP smart host
B. a Send connector in each office that each has the default costs
C. two Send connectors in the main office that both have the default costs.
D. a Send connector in each branch office that has a cost of 100 and uses a Mailbox server in the main office as an SMTP smart host
