Your company has a Microsoft Exchange Online subscription.
The human resources (HR) department at the company has a shared mailbox named HRMailbox.
Users in the HR department receive the following error message when they attempt to send email messages from HRMailbox. 554 5.2.2 mailbox full;
STOREDRV.Submission.Exception:QuotaExceededException.MapiExceptionQuotaExceeded
You verify HRMailbox and discover that ProhibitSendQuota is 49.5 GB, and TotalItemSize is 50 GB.
You need to allow the HR department users to send email from HRMailbox.
What should you do first?
A. Enable HRMailbox for archiving
B. Run the compress-archive command
C. Assign a license to HRMailbox
D. Increase the ProhibitSendQuota value for HRMailbox
