Explanation
eDiscovery
https://docs.microsoft.com/en-us/microsoft-365/compliance/ediscovery?view=o365-worldwide

Explanation
Graphical user interface, text, application Description automatically generated

Multi-factor authentication is a process where a user is prompted during the sign-in process for an additional form of identification, such as to enter a code on their cellphone or to provide a fingerprint scan.

Section: Describe the Concepts of Security, Compliance, and Identity
Explanation:
Box 1: Yes
System updates reduces security vulnerabilities, and provide a more stable environment for end users. Not applying updates leaves unpatched vulnerabilities and results in environments that are susceptible to attacks.
Box 2: Yes
Box 3: Yes
If you only use a password to authenticate a user, it leaves an attack vector open. With MFA enabled, your accounts are more secure.
Reference:
https://docs.microsoft.com/en-us/azure/security-center/secure-score-security-controls

Reference:
https://docs.microsoft.com/en-us/azure/active-directory/roles/concept-understand-roles https://docs.microsoft.com/en-us/azure/active-directory/roles/permissions-reference