How did transregional trade develop and impact Afro Eurasia?

The trade goods exchanged across Afro-Eurasia during this second Silk Roads era, including ceramics, textiles, foods, spices, and high-value art, were impressive. But as was the case with the first era, religious exchanges were perhaps of even greater significance to world history.

Explanation:

c. archbishop desmond tutu promoted the acknowledgement of the rights of black africans and expose human rights abuses.

d. leader haile selassie modernized african society through the institution of progressive social, economic, and educational reforms.