Northern Trail Outfitters wants a simple segmentation strategy for identifying subscribers for their emails.
What solution should they use?

Northern Trail Outfitters wants to build an abandoned cart journey which includes a Decision Split that evaluates if a customer has made a purchase after they enter the journey. Customer data is stored in a master data extension ans purchase data is stored in a second data extension.
Which two steps should they include to accomplish this journey?

An existing triggered send needs to be updated with new content
Select the correct sequence

Northern Trail Outfitters received a complaint today from a customer who received an email after unsubscribing last week. Today's email was sent using Marketing Cloud Connect (MCC), though last week was sent when an external system dropped a file on the Marketing Cloud SFTP and triggered a User-Initiated Send through an automation.
What could be the reason the customer received the email through MCC?

A consultant configured a triggered send definition in Sales Cloud for a customer using Marketing Cloud Connect, The trigger is on a Custom Object called 'Shipments' and is enabled for Triggered Sends in Setup.
Which two configuration requirements should be considered when troubleshooting? (Choose 2 answers)