Northern Trail Outfitters wants to set up an automation that imports a file and sends an email to the contacts when the file is dropped on the SFTP. The name of the file will change, though it will always start with thankyou_customers.
How would they set up the Import Activity to know the name of the file?

When Northern Trail Outfitters acquires a new customer, it would like to send a series of welcome messages on behalf of the brand with an optimized send time. New customers will be sent to Marketing Cloud via an hourly batch file drop.
Which solution should the consultant recommend?

A customer is using Marketing Cloud Connect but not sending tracking back to Sales Cloud. They want to create a Task on Contact and Lead records for follow up when someone has not opened five emails in a row.
Which activities could be used to fulfill this requirement?

Northern Trail Outfitters' account is configured with Multi-Org to leverage two Salesforce CRM accounts. In the Cloud Kicks business unit they want to disconnect the sandbox instance and connect the production instance.
What additional configuration changes should they make?

Northern Trail Outfitters wants to send an email to one million contacts in Sales Cloud. The criteria to segment contacts include using 10+ fields to segment.
Which process should the consultant utilize for a reliable send method?