Reference: pg 302 Krutz: CISSP Prep Guide: Gold Edition

As script kiddies are low to moderately skilled hackers using available scripts and tools to easily launch attacks against victims.
The other answers are incorrect because :
Black hats is incorrect as they are malicious , skilled hackers.
White hats is incorrect as they are security professionals.
Phreakers is incorrect as they are telephone/PBX (private branch exchange) hackers.
Reference : Shon Harris AIO v3 , Chapter 12: Operations security , Page : 830

Document of the change. Once the change is approved, it should be entered into a change log and the log should be updated as the process continues toward completion. Tested and presented. The change must be fully tested to uncover any unforeseen results. Depending on the severity of the change and the company's organization, the change and implementation may need to be presented to a change control committee. This helps show different sides to the purpose and outcome of the change and the possible ramifications. - Shon Harris All-in-one CISSP Certification Guide pg 815