问题
单项选择题
You are getting project performance information as your project is being executed. Based on the performance information, forecasts are updated and reissued. Some factors that could change as forecasts are updated include （）.
A．estimate to complete
B．estimate at completion
C．estimate to complete and estimate at completion
D．none of the above
答案
参考答案：C
解析：
项目开始执行后, 你获得了项目绩效信息, 并基于绩效信息对预测进行调整和更新。一些因素导致预测发生变更, 这些预测包括 ______ 。 A) ETC B) EAC C) ETC和EAC D) 以上都不对 项目的预测会根据随着项目执行所提供的丁作绩效信息被更新。预测包括完工估算(EAC) 和自下而上的完工尚需估算(ETC) 等，选项C最全面。