Which of the following statements are true regarding FortiMail’s behavior when using the built-in MTA to process email in transparent mode? (Choose two.)
A . FortiMail can queue undeliverable messages and generate DSNs
B . If you disable the built-in MTA, FortiMail will use its transparent proxies to deliver email
C . FortiMail ignores the destination set by the sender and uses its own MX record lookup to deliver email
D . MUAs need to be configured to connect to the built-in MTA to send email
Answer: B,C