RegionalAdmins_London, RegionalAdmins_Vienna and RegionalAdmins_Rome. Network Infrastructure - Each office contains two domain controllers from the litware.com domain. All the domain controllersare configured as DNS servers. All client computers connect only to the DNS servers in their respective office. All offices have a high-speed connection to the Internet. Each office connects to the Internet byusing a VPN appliance. Each office has the following servers and client computers: One reverse proxy appliance One Microsoft Exchange Server 2019 server One Windows Server Update Services (WSUS)server Computers that run Windows 10 and have Microsoft Office 2019 installed. The office in Brussels contains an Exchange Server 2016 server that has the Unified Messaging role installed and hostedvoicemail configured. Mailboxes are hosted on all the Exchange servers. Public folders are hosted only on an Exchange server in the main office. Litware uses a disjoint namespace to access the servers. Eachuser has an archive mailbox. Archiving is configured to use the default settings. Exchange services are published to the internet by using a reverse proxy in each office. A full backup of Exchange isperformed nightly. Incremental backups occur every six hours. All the users in the transport department connect to network resources by using a connection in the main office. Requirements - PlannedChanges - Litware plans to implement the following changes: Implement calendar sharing to partner companies. Implement a solution that prevents malware from being delivered to end users. Use personalarchives to eliminate the need for PST files. Close the Brussels office and move all the users in the Brussels office to the main office. All the mailboxes in the Brussels office will be moved to a server in themain office. Implement a compliance solution to ensure that items deleted from public folders are retained. If an item in a public folder is modified, the original version of the item must be available.Technical Requirements - Litware identifies the following technical requirements: Minimize administrative effort. Use the principle of least privilege. Ensure that junk email is deleted automatically after 14days. Ensure that sent items and deleted items are deleted automatically after 30 days. Ensure that users in the customer service department can open multiple mailboxes. Ensure that all the former Brusselsoffice users always maintain access to hosted voicemail. Ensure that the staff in the IT department can manage the email environment without end-user involvement. Ensure that users cannot recover emailmessages that are deleted from the Junk Email folder and the Deleted Items. Ensure that if an email message has a spam confidence level (SCL) of 3 or higher, the message automatically moves to the JunkEmail folder. Problem statements - The transport department users report that accessing a public folder named TransportPF is sometimes very slow. Users in the customer service department report thatMicrosoft Outlook sometimes hangs when many mailboxes are open. HOTSPOT - You need to implement a solution to meet the technical requirements for the SCL. How should you complete the command?