問題文
A group is about to map a value stream and asks what a value stream actually consists of, because they want to know whether the map should show more than the working steps. Which set of elements does the Body of Knowledge include in a value stream?
選択肢
- A collection of working steps together with the testers and the toolchains that they operate and the impediments and the materials used in the working steps
- A collection of working steps together with the suppliers and the gateways that they operate and the contracts and the materials used in the working steps
- A collection of working steps together with the people and the systems that they operate and the information and the materials used in the working steps
- A collection of working steps together with the assessors and the environments that they operate and the standards and the materials used in the working steps