Discuss impact of urbanization on the African continent in
terms of human settlement
, employment and service delivery

I’m sorry i don’t know the answer

Your answer would be 625,000,000.

If a particular resource is not useful or needed then the price would be considerably low. once that resource is needed the price or value will raise depending on how useful or needed it is especially if the resource is low in quantity, the consumers would pay whatever they have to, to get that material.