Which of the following are the benefits of the Single sign-on? Each correct answer represents a complete solution

Which of the following are the benefits of the Single sign-on? Each correct answer represents a complete solution. Choose three.

A.
Reducing password fatigue from different user name and password combinations

B.
Increasing IT costs due to lower number of IT help desk calls about passwords

C.
Centralized reporting for compliance adherence

D.
Security on all levels of entry/exit/access to systems without the inconvenience of re-prompting users

Explanation:
Following are the benefits of the Single sign-on:
Reduces phishing success, because users are not trained to enter password everywhere without thinking.
Reducing password fatigue from different user name and password combinations. Reducing time spent re-entering passwords for the same identity. Can support conventional authentications, such as windows credentials (i.e., username/password).
Reducing IT costs due to lower number of IT help desk calls about passwords. Security on all levels of entry/exit/access to systems without the inconvenience of re-prompting users.
Centralized reporting for compliance adherence.