Which of the following technologies BEST meets this requirement?

An administrator is implementing a new SaaS application. The administrator has been directed to enhance the user authentication experience.

Which of the following technologies BEST meets this requirement?
A . Federation Services
B . Multifactor authentication
C . Biometric authentication
D . Directory services

Answer: B

Explanation:

Reference: https://searchsecurity.techtarget.com/definition/two-factor-authentication