DRAG DROP
You have an Exchange Server organization. The organization contains servers that have
Exchange Server 2010 and Exchange Server 2013 installed. A new compliance policy
requires that all email messages remain stored for two years. You create two retention tags
named Tag1 and Tag2. Tag1 moves the email messages to an Archive mailbox after one
year. Tag2 permanently deletes the email messages after two years. You need to meet the
compliance policy requirements. The solution must ensure that all email messages that are
older than two years are removed as quickly as possible. Which three actions should you perform?
To answer, move the three appropriate actions from the list of actions to the answer area
and arrange them in the correct order.
Answer: 
Explanation:
Correct order is:
Add retention tags to a new retention policy.
Assign the retention policy by running the Set-Mailbox cmdlet.
Run the Start-ManagedFolderAssistant cmdlet.
Reference:
https://technet.microsoft.com/en-us/library/dd362328(v=exchg.150).aspx
https://technet.microsoft.com/en-us/library/aa998864(v=exchg.150).aspx
Alpha has right