Explanation
Graphical user interface, text, application, email Description automatically generated

Box 1: Yes
Azure Defender provides security alerts and advanced threat protection for virtual machines, SQL databases, containers, web applications, your network, your storage, and more Box 2: Yes Cloud security posture management (CSPM) is available for free to all Azure users.
Box 3: Yes
Azure Security Center is a unified infrastructure security management system that strengthens the security posture of your data centers, and provides advanced threat protection across your hybrid workloads in the cloud - whether they're in Azure or not - as well as on premises.

Explanation
When you register an application through the Azure portal, an application object and service principal are automatically created in your home directory or tenant.