A server administrator is notified of an OS hot fix for a production server. Which of the following BEST represent how the hot fix should be applied? (Choose two.)

A. The hot fix

should be applied after testing in a non-production environment

B. The hot fix should be applied when it is released from the vendor

C. The hot fix should be applied after following proper change management procedures

D. The hot fix should be applied afte

r testing in a production environment

E. The hot fix should be applied once it has been superseded