In your project, there have been several changes in the cost and schedule estimates and the original estimating assumptions are no longer valid. What is the estimate at complete for your project ？（）
BAC=$300,000, AC=$100,000, EV=$150,000, CPI=$1.2, ETC=$120,000.

单项选择题Company XYZ has a fixed price contract to produce 10,000 widgets for a price of $100,000. An invoice will not be generated until all widgets are completed. The budgeted cost of manufacturing the widgets is $9 per widget. All widgets were to be completed by today. Unfortunately, the project is behind schedule, and only 9,000 widgets have been completed. Actual manufacturing costs to date are $90,000. In the sample scenario above, what is the cost performance index ？（）

A．1.23.
B．0.9.
C．1.
D．1.1.

单项选择题A project management professional can compare earned value performance data to all of the following project management tools EXCEPT （）.

A．critical path analysis
B．technical performance metrics
C．risk mitigation plans
D．forecasted final costs and schedule estimates