Final answer:
The core competency of the Lean Enterprise that drives built-in quality practices is Team and Technical Agility.
Step-by-step explanation:
The core competency of the Lean Enterprise that helps drive built-in quality practices is a) Team and Technical Agility. This competency emphasizes the importance of high-performing teams that have technical excellence at their core, which is critical for any Lean enterprise looking to achieve and maintain quality in their products and processes. Teams in lean enterprises are cross-functional, have a clear understanding of Lean-Agile principles, and use practices like Test-Driven Development (TDD), Automated Testing, Continuous Integration, and Pair Programming to ensure quality is built into the product from the outset.