What are 3 things you can learn by studying history?

economic, cultural, social and political history as well as the history of ideas.

Explanation:

Old presidents

What slavery was like

Martin Luther King

Explanation:

the answer you are looking for is letter c. he supported the idea of a un-run war in serbia to bring peace to the area.

supporting this idea was an important step that bill clinton took in order to attempt to secure bosnia and keep the peace there. he led peace reconciliations -known as the dayton agreement- leaving bosnia as a single state made up of two parts with one central government.