Northern Trail Outfitters receives a nightly encrypted unsub file to their Marketing Cloud SFTP from a third-party email platform. These files are used to unsubscribe existing subscribers. They do not use Email Address as Subscriber Key.
What Automation Studio Activity sequence should be used to ensure the appropriate subscribers are unsubscribed from the All Subscriber List?

Northern Trail Outfitters want to use the Out-of-the-Box (OOTB) Preference Center to allow the customers to manage their subscribers and have them updated Salesforce CRM using Marketing Cloud Connect.
Which two considerations should be made before implementing this solution? (Choose 2 answers)

A customer executes a large number of sends via Marketing Cloud Connect and is concerned about API Limits.
What should the consultant suggest to minimise the impact of Marketing Cloud Connect on daily API limits? Choose 2

To fuel their expansion, Northern Trail Outfitters (NTO) recently acquired Eagle Outfitters (EO). There is currently a 30 percent overlap between the guests of each brand and they will be pursuing cross-marketing opportunities. It was recommended that their Marketing Cloud account now include a separate business unit for EO and the company secure a new sender authentication package for EO using the private domain e-EO.com.
Select the statement that correctly describes the implication of this recommendation.
Choose 2 answers

Northern Trail Outfitters wants to import new contacts gathered from an external web form. The entries are being collected at high frequency, potentially thousands per minutes. The data does not need to be immediately ingested into Marketing Cloud as it is used in a daily scheduled automation.
What Should be recommended?