An online retailer would like to utilize Journey Builder interactions for sending post-purchase communications to their customers.
What Contact Entry mode best fits this scenario?

A customer has several values that need to be used in the body of an email send.
* The data would be stored in a reference data extension, related on SubscriberKey
* There may be one or more records for each subscriber
* The audience is generally over 1 million subscribers
* The content is time sensitive and should be sent as quickly as possible
* The customer is not using "Catch and release" sending
* The reference data extension contains 25 columns
What method should be used

A marketer wants to capture open-ended feedback from customers via SMS and write it to a data extension.
How could MobileConnect be used to accomplish this?

Northern Trail Outfitters (NTO) is considering adopting Attribute Groups when incorporating data from their external systems.
What statements are accurate regarding Attribute Groups?
Choose 2 answers

A university plans to use Journey Builder to improve their 1:1 marketing to potential students, current students, and alumni. The university currently has student data in Sales Cloud. Other data, such as course catalog, student demographics, and alumni information, is stored in external systems.
Which two actions should be consultant recommend? Choose 2 answers