When looking for upgrades for service tools, which approach can you use? (Choose all that apply)

A.
Contact the software vendor.

B.
Access the website of the software vendor.

C.
Contact the server board manufacturer.

D.
All of the above

Explanation:
When looking for upgrades for service tools, you should contact the software vendor to determine whether any updates exist. Some software vendors might have updates provided on the website, which you can download. For updates to the System Setup Utility, you should contact the server board manufacturer.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 428-429.