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

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.