Which of the following quality improvement tools is best suited for communicating the scope of...

Comprehensive and Detailed Explanation From Exact Extract:

In the Performance and Process Improvement domain, the A3 tool (derived from Lean methodology) is specifically designed to summarize, communicate, and document the scope and rationale of a quality improvement project on a single sheet of paper.

It includes essential elements such as problem statement, current state, root cause analysis, countermeasures, implementation plan, and outcome metrics — making it ideal for project communication and alignment across teams.

Kaizen (B) refers to continuous small-scale improvements, value-stream mapping (C) visualizes process flow and waste, and poka-yoke (D) refers to mistake-proofing. Therefore, A3 is best suited for communicating project scope and alignment.