What are two ways to use seeds in a campaign? (Choose two.)

What should a campaign business practitioner add to a workflow that needs an additional data appended to target population?

A campaign business practitioner needs to build an A/B test email campaign for two different promotions. By the theme that generates the most website visits, which email metric indicates the winning promotion theme?

A Practitioner chooses the wrong parent folder for the Marketing Plan. How should the Practitioner correct the mistake?

A query on recipients is added to a workflow. The query needs to be able to obtain the last three transactions for each recipient.
Which method should be used to obtain this result?