<span>C. focused on helping poor African American workers - - describes the Urban League.</span>
It brought advantage to the countries using it. It became a whole new way of fighting war.
The farmer: he does not spread culture.
illness: it is a diffusion, but not of culture
The <span>development of a writing system : it is cultural, but there is no diffusion involved
a merchant traveling to sell his goods in another society- yest, this is true! the goods are connected to culture, and the merchant traveling is contributing to the diffusion!</span>
I believe the answer is wind power.
I don’t know the answer but pls do not click the link the other person sent!! it is a scam