An experienced project manager is working with a team chartered to build a bridge near the Arctic Circle. In addition to the usual concerns of safety and longevity, the team must also take into account the extreme weather conditions and their potential impact on the bridge. The sponsor meets with the project manager regarding her progress on this work. The sponsor is pleased to learn that the project manager is planning to conduct a design of experiments as part of quality planning. Design of experiments: A. Identifies which variables will have the most influence on a quality outcome
B. Helps to identify the root cause of quality problems
C. Determines what a quality outcome is
D. Determines methods to be used for research and development