You have a Microsoft 365 subscription. You recently configured a Microsoft SharePoint Online tenant in the subscription. You plan to create an alert policy. You need to ensure that an alert is generated only when malware is detected in more than five documents stored in SharePoint Online during a period of 10 minutes. What should you do first?
A. Enable Microsoft Office 365 Cloud App Security.
B. Deploy Windows Defender Advanced Threat Protection (Windows Defender ATP).
C. Enable Microsoft Office 365 Analytics.