Answer:
b. encourage bystanders to intervene in emergencies
Explanation:
Human activities contribute change- by change in the earths surface
I think the answer is letter <span>B. Democracy spread, and the United States became the world’s sole superpower
The fall of USSR had allowed democracy and independence amongst the countries that were under the USSR. Gorbachev unknowingly gave people the right to express themselves. With USSR down, the US was able to stop the cold war and become a superpower.
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Gold, Copper, Iron, Molybdenum, Lead, Zinc, Manganese, Arsenic, and Tellurium.
