问题
单项选择题
A PM wanted to show management，visually how quality controls were affecting processes．The best tool to accomplish this is (74) .
A．Diagrams
B．Histograms
C．Flowcharts
D．Control charts
答案
参考答案：D
解析：[分析] 项目经理要想更直观地表示出质量控制是如何影响项目进度的，最好的工具是控制图。
