In order to facilitate configuration and change management, manual or automated tools maybe used. Tools selection should be based on the needs of the（  ）.

题干中提到“Tools selection should be based on the needs of”，即在选择工具时应该基于某个主体的需求。而项目干系人（Project stakeholders）是项目中涉及并受影响的一组人，他们的需求和意见对于项目的成功至关重要，因此工具的选择应基于项目干系人的需求。所以答案是C。