What was the treaty of yokohama?

a) a treaty that opened up some of japan's ports to trade with westerners

b) an agreement that allowed foreigners that lived in china to stay there

c) a treaty that gave japan the rights to trade with puerto rico and guam

d) an agreement between china and japan to close trade to westerners

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

zheng he was a chinese explorer who lead seven great voyages on behalf of the chinese emperor. his seven total voyages were diplomatic, military, and trading ventures, and lasted from 1405 – 1433. however, most historians agree their main purpose was to promote the glory of ming dynasty china.

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