Which countries among these post-Soviet states are major oil and gas producers?

1) All post-Soviet states
2) Azerbaijan, Kazakhstan, Russia, Turkmenistan, and Uzbekistan
3) Only Russia
4) None of these countries are oil and gas producers

2

Azerbaijan, Kazakhstan, Russia, Turkmenistan, and Uzbekistan are major oil and gas producers among these post-Soviet states.

Most of these economies, especially Russia, started reviving in 2000, ten years after their independence. The reason for the revival of most of their economies was the export of natural resources like oil, natural gas and minerals. Azerbaijan, Kazakhstan, Russia, Turkmenistan and Uzbekistan are major oil and gas producers. Other countries have gained because of the oil pipelines that cross their territories for which they get rent. Some amount of manufacturing has restarted.