Final answer:
The Extended Supply Chain consists of suppliers, manufacturers, distributors, and customers, which all cooperate to move products from raw materials to final consumers, with advancements in technology and transportation improving efficiency, and labor rights integration enhancing sustainability.
Step-by-step explanation:
The four parts of the Extended Supply Chain typically encompass the suppliers, the manufacturers, the distributors, and the customers. These four entities work together to produce and move goods from the initial supplier of raw materials through to the end consumer.
Advances in technology, transportation methods, and policies can significantly enhance the efficiency of the extended supply chain. Moreover, the integration of respect for labor rights within supply chain practices is also critical for the sustainability and responsibility of global trade.