According to the USGS, how much total copper was contained in world reserves as of 2018?(1 point)

Question

Responses

45 million tons
45 million tons

300 million tons
300 million tons

5 million tons
5 million tons

790 millions tons

Answer 1

According to the United States Geological Survey (USGS), as of 2018, the total copper contained in world reserves was 300 million tons.