Final answer:
The HR Scorecard is used to diagnose internal and external fit within an organization, aligning human resource processes with business strategies and competitive advantage.
Step-by-step explanation:
The correct answer to the question, '________ can be used to diagnose internal and external fit.' is a. The HR Scorecard.
The HR Scorecard is a comprehensive tool designed to measure and analyze the effectiveness of human resource management within an organization against its business strategy.
It looks at how well the internal processes, such as recruitment, development, and rewards, align with the organization's goals (internal fit) and how these contribute to gaining competitive advantage in the market (external fit).
The options b. Total Quality Management (TQM), c. Reengineering, and d. Six Sigma are management strategies and methodologies that focus on improving processes and quality.
TQM and Six Sigma, in particular, deal with quality management and operational excellence, but they are not used to specifically diagnose both internal and external fit in the same manner as the HR Scorecard.