A large majority of languages of this family are tonal such as Yoruba and Igbo, Ashanti and Ewe language. A major branch of Niger–Congo languages is the Bantu phylum, which has a wider speech area than the rest of the family (see Niger–Congo B (Bantu)
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Answer:
Cultural diffusion
Explanation:
The Cultural diffusion was made possible first through the trade, since the economic activity often impacts many other key areas of life.
<em>In the this case , Buddhism originally from India came through the Silk Road and subsequent trade routes that stretched into China at the time Han Dynasty ruled.</em>
<em>The emperor is told to have request monks to translate the Buddisht texts into Chinese. Later the Emperor decided to built a sanctuary for the monks to live in as they began the translation of Buddhist teachings.</em>
The monks caravans went through the trade outposts preaching the new religion. They reached for Afghanistan, Sri Lanka and further.
Buddhist reached so many people that once , it became the third religion worlwide.
Today it is mostly present in China, Vietnam, Korea, and Japan, to a lesser extent.
