The supply manager's actions align with the principle of continuous improvement, a key component of quality management. By gathering feedback from various stakeholders, the manager seeks to enhance the supply chain's performance, addressing issues and optimizing processes. This approach fosters a culture of ongoing enhancement, supported by Total Quality Management (TQM) principles.

GHI, Inc. would benefit most from compliance with the Customs-Trade Partnership Against Terrorism (C-TPAT) (Option D). This initiative helps reduce the administrative burden of cargo inspections by establishing security guidelines and facilitating faster customs processing for participating companies. By aligning with C-TPAT, GHI can ensure smoother import procedures, even when dealing with countries outside of specific trading blocs. Reference: U.S. Customs and Border Protection information on C-TPAT.

Parts that were used for maintenance of equipment sold in the previous year but cannot be used on current equipment are best described as obsolete. Obsolete inventory refers to items that are no longer usable or saleable due to advancements in technology or changes in market demand. These parts should be identified and removed from active inventory to free up space and reduce carrying costs. References:
*Heizer, J., Render, B., & Munson, C. (2017). Operations Management: Sustainability and Supply Chain Management. Pearson.
*Chopra, S., & Meindl, P. (2015). Supply Chain Management: Strategy, Planning, and Op-eration. Pearson.

A should-cost analysis helps understand the component's cost structure and identify potential cost-saving opportunities. This method provides a basis for negotiations and ensures that the supplier's pricing is fair, fostering transparency and cost management.

Conducting network redesign and optimization is the best course of action. This approach analyz-es the entire supply chain network to improve performance, increase productivity, and reduce costs, ensuring that warehouse locations and operations align with business goals and customer needs.