Northern Trail Outfitters (NTO) wants to implement a single-audience drip campaign and then, ever time, create new version with tests of random audience splits with different messages.
Which tool should NTO use to accomplish these iterative tests?

A local craft store is implementing the Marketing Cloud and will be using Lists to store their subscriber data.
Which two types
of data can subscribers easily update via the default Profile Center? Choose 2 answers

A marketer needs a quick count of record in a data extension with 'Djibouti' as they value for Country.
What should they use to determine the number of matching records in the least number of steps?

What is a Master Unsubscribe?

A retailer has been gathering emails address in a store by asking customers to enter their email address at checkout to receive promotional emails, upon sending to these addresses many bouncebecause they are not valid, themarketing team would like to implement anacquisition strategy to address this, which strategy should be used