Which status and failure type combinations are possible in the Recipient Delivery logs for the two messages?

A Business Practitioner is starting delivery for two emails.

Which status and failure type combinations are possible in the Recipient Delivery logs for the two messages?
A . Status: Sent. Failure Type: Not defined
Status: Pending. Failure Type: Not defined
B. Status: Sent. Failure Type: Not defined
Status: Pending. Failure Type: Unreachable
C. Status: Sent. Failure Type: Mailbox full
Status: Pending. Failure Type: Unreachable
D. Status: Sent. Failure Type: Mailbox full
Status: Pending. Failure Type: Not defined

View Answer

Answer: C