● Perform Quality Control is the process of monitoring and recording results of executing the Quality Plan activities to assess performance and recommend necessary changes．(74) are the techniques and tools in performing quality control．
Statistical sampling ① Run chart ②
Control charts ③ Critical Path Method ④
Pareto chart ⑤ Cause and effect diagrams ⑥
(74)
A．①②③④
B．②③④⑤
C．①②③⑤⑥
D．①③④⑤⑥
