C. Fishing
I think fishing would make sense due to living in a river valley.
Explanation/Answer:
Among Russia's most important environmental problems: Water pollution is the most serious concern. Less than half of Russia's population has access to safe drinking water. ... Air quality is almost as poor as water quality, with over 200 cities often exceeding Russian pollution limits, and is likely to worsen.
Yes, imperialism exists in the modern age. They are not exactly the same as the ones we read in our textbooks, but they do still exist in modern age. An example is Cultural imperialism. Where America influences others through the internet such as social media, music, brands, moves etc.
Answer: lake titicaca is located between Peru and Bolivia
Explanation: Lake titicaca is situated between Peru and Bolivia in the Andes Mountains, it is arguably the largest navigable lake in South America and the world. Lake titicaca is well known for been still and has a brightly reflective deep blue color