Option 1: Sri Lanka

Sri Lanka is not a major producer of copper. It is known for its tea, tourism, and textile industries, but copper production is not a significant part of its economy.

Option 2: Indonesia

Indonesia is also not a major copper producer. While it does produce some copper, its production levels are lower compared to other countries like Chile and Russia.

Option 3: Chile

Chile is one of the largest copper producing countries in the world. It has vast copper reserves and is known for its copper mining industry, making it a major player in the global copper market.

Option 4: Russia

The correct answer is option 4 - Russia. Russia is not a major copper producing country. Although Russia does have copper deposits, its production levels are not as high as countries like Chile or Peru.

Therefore, the major copper producing country among the given options is Chile.