Explanation:

- Turkey: Polygyny is completely banned. Turkey abolished polygyny legally in 1926 under Atatürk's reforms.

- Russia: Polygyny is not legally recognized and can be prosecuted, but there are no specific laws banning private religious polygynous unions.

- India: Polygyny is banned for Hindus and most other communities but is legally permitted for Muslim men under the Muslim Personal Law.

- China: Polygyny is illegal since 1950, but some unofficial practices exist in rural areas, and only monogamy is recognized by law.

Correct Answer: Option 1 – Turkey.