witch of the following describe the causes and the impacts of the end of the Cold War on the political and cultural situation in the Balkans?

The end of the Cold War caused political instability and war throughout the Balkan Peninsula as ethnic rivalries led to groups competing for power to form nationalist governments.

The end of the Cold War caused political instability and war throughout the Balkan Peninsula as economic prosperity led to groups competing for resources.

The end of the Cold War caused political instability and war throughout Balkan Peninsula as economic collapse led to groups competing for power to form nationalist governments.

The end of the Cold War caused political instability and war throughout Balkan Peninsula as the ethnic rivalries led to groups competing for political recognition to gain international aid.

The most accurate description among the given options is:

The end of the Cold War caused political instability and war throughout the Balkan Peninsula as ethnic rivalries led to groups competing for power to form nationalist governments.