Which migration strategies are supported for this scenario?

HOTSPOT
A company has an on-premises deployment of Microsoft Exchange Server 2016. The company is migrating to Office 365.
During the migration, users must be able to see availability information between the on-premises deployment and Office 365.
You need to identify the appropriate mailbox migration strategy to use.
Which migration strategies are supported for this scenario? To answer, use the drop-down menus to select the correct answers.
Hot Area:

Correct Answer:

Explanation/Reference:
Explanation:
Box 1: Cutover migration: No
You can migrate the contents of user mailboxes from a source email system to Office 365 all at once by using a cutover migration.
Box 2: Staged Migration: No
You can’t use a staged migration to migrate Exchange 2016, Exchange 2013 or Exchange 2010 mailboxes to Office 365.
Box 3: Remote Move migration: Yes
The only migration method that enables users to see availability information between the on-premises deployment and Office 365 is a remote move migration.
A remote move migration is used to migrate on-premises Exchange mailboxes to Exchange Online in an Exchange hybrid deployment. You must have an Exchange hybrid deployment to use a remote move migration. With a hybrid deployment, you get the following capabilities:
Even if you plan to permanently move your on-premises email organization to Exchange Online and Office 365 over a longer period of time, you can take advantage of these hybrid deployment features during the transition.
Box 4: IMAP Migration: No
You can use the Internet Message Access Protocol (IMAP) to migrate user email from Gmail, Exchange, and other email systems that support IMAP migration.
References:
https://technet.microsoft.com/en-us/library/jj863291(v=exchg.150).aspx
https://support.office.com/en-us/article/What-you-need-to-know-about-a-staged-email-migration-to-Office-365-7e2c82be-5f3d-4e36-bc6b-e5b4d411e207