问题详情

Configuration management is the process of managing change in hardware，software，firmware，documentation，measurements，etc．As change requires an initial state and next state，the marking of significant states within a series of several changes becomes important．The identification of significant states within the revision history of a configuration item is the central purpose of(75) identification．
A．baseline
B．value
C．cost
D．control请帮忙给出正确答案和分析，谢谢！