Answer:
The central idea, that is best supported by the details in the excerpt, is as follow:
The Benin people reached the wealth and riches of the world through trade.
Step-by-step explanation:
In this excerpt, the writer has explained that how Benin plaques were made. These plaques were greatly valued by the court of Oba in Benin Kingdom. The Portuguese carried big cargoes expanding the trading. The Dutch and English carried gold and ivory to Europe and in return they brought commodities to the Oba's court. These commodities included corals from Mediterranean, cowry shells, cloth from Far East and brass. Then these commodities were utilized to make Benin Plaques.