Answer:The Northern band includes Russia and Canada, two of the leading diamond-producing countries
The Southern band includes Southern African states such as Botswana, South Africa and Namibia, as well as Australia. The center band includes the Ivory Coast and Sierra Leone in Africa, and Venezuela and Brazil in South America.
Step-by-step explanation:
The top five producing countries by volume of production are Russia, Botswana, the Democratic Republic of Congo (DRC), Australia and Canada.