You need to configure the Exchange Server organization to support the security
requirements for Calendar sharing.
Which three actions should you perform in sequence? To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order.
Select and Place:
Answer: 
What are the security requirements for the calendar sharing?
The requirements are:
The Contoso users must be able to share calendar details with approved external domains only
1 – Create Federation Trust
2 – Create Organization relationship
3 – Create a new sharing policy OR edit default sharing policy????????????