Answer:
Sulfur: gunpowder and medicines
copper: coins and jewelry; and in coins
diamond: drill bits and saws
Explanation:
The correct answer is rain forests increase greenhouse gases. I know for sure it's not the first or third answer. Rain forests are the habitats for many animal and plants but I'm pretty sure its over 50% not 30%.
The demand for goods increased as goods became cheaper to produce. Hope this helps!