You need to resolve the retention issue reported by members of the compliance team. What should you configure? To answer, select the appropriate options in the answer area.
NOTE: Each correct answer is worth one point.

You need to investigate the issue reported by User1. What should you review?

A company named Contoso, Ltd. uses a Microsoft Exchange Server 2019 hybrid environment. User mailboxes exist in Exchange Server and in Exchange Online.
Users in Exchange Online report they are unable to view free/busy information for users in Exchange Server. You suspect that the problem is caused by Autodiscover DNS queries. You plan to bypass the Autodiscover process to exclude this as a potential cause.
You need to configure Exchange Online for the on-premises endpoint.
How should you complete the command? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

A company uses Exchange Online. The company creates a public folder mailbox named Pub1.
A user named User1 reports they are unable to access Pub1.
User1 reports they receive the following error message after you configure the permission on Pub1:
There is no existing permission entry found for user: User1
You need to resolve the issue. Which cmdlet should you use?

A company uses Exchange Online.
A user reports receiving the following non-delivery report (NDR) when sending an email:
5.2.2 Submission quota exceeded. The sender has exceeded the recipient rate limit.
What should you do?