Which of the following was not a contributing factor to the success of early rulers of the shang dynasty?

The one that was not considered a contributing factor to the success of early rulers of the Shang Dynasty was: A decentralized government 

Back then, the early rulers of the Shang Dynasty imposed a centralized government, where the main Kingdom basically took control of all economic and political process in the dynasty

The virginia plan was a proposal by virginia delegates for a bicameral legislative branch. the albany plan of union was a plan to create a unified government for the thirteen colonies.