A company has just deployed a new FortiMail in gateway mode. The administrator is asked to strengthen e-mail protection by applying the policies shown below. -E-mail can only be accepted if a valid e-mail account exists. -Only authenticated users can send e-mails out. Which two actions will satisfy the requirements? (Choose two.)
A. Configure recipient address verification.
B. Configure inbound recipient policies.
C. Configure outbound recipient policies.
D. Configure access control rules.