Use the map to answer the question that follows.

World map showing mineral resources. The map shows iron sources in several countries including Canada, the United States, Mexico, Brazil, Russia, China, Algeria, and Australia. Silver sources are located in Canada, the United States, Mexico, Chile, Spain, Russia, and Australia. Multiple copper sources are shown in Canada, the United States, Mexico, Peru, Zambia and Zambia. Copper sources on the rest of the map are limited. Diamonds sources are located in Brazil, Russia, Namibia, Botswana, South Africa, the Democratic Republic of Congo, and India.

How do the mineral resources in North America compare with the rest of the world?
North America is the only source of iron.
North America is the only source of silver.
North America has more copper producing locations than Asia.
North America has more diamond producing locations than Africa.