david is asked to test a new configuration on a virtual machine; if it does not work, it should roll back to the older state. what should david do before testing the new configuration so he can roll it back to the previous state if needed?

ans: DA,C options we can directly eliminate because taking screenshots of the configuration is not a good procedure.Sand boxing is used as a tool to detect malware attacks and block them before they enter a network. So sand boxing is also not used.so, enable rollback is the only option for david to do before testing.you can learn more through link below:https://brainly.com/question/29241591#SPJ4