Answer:
Correct answer is 4. The Slavic people revolted against the Serbian government to have their own country
Explanation:
Option four is correct as South Slavs wanted to create a country, in which Serbia would be also included. After the war ended this country was actually created - Kingdom of Serbs, Croats and Slovenians.
First option is not correct as all European forces were militarized and nationalized.
Second option is not correct as great alliances, such as Entente and Central Powers were created.
Third option is not correct as Germany first of all wanted more colonies. 
 
        
             
        
        
        
Answer:
Yes the Bubonic Plague Is Still Around, Why You Don't Need to Worry. An outbreak of the bubonic plague in China has led to worry that the “Black Death” could make a significant return. But experts say the disease isn't nearly as deadly as it was, thanks to antibiotics.
Explanation:
 
        
                    
             
        
        
        
Answer:
This visual narration is called The Bayeux Tapestry, a tapestry crafted in the 11th century and served as a journal relating to the Norman invasion of the British Islands in 1066. The historical significance of this art is that the tapestry tells the story of the conquest of England by William trough the Norman perspective, highlighting each aspect of this war, creating an interesting narrative.
Explanation:
The Bayeux Tapestry, 69 meters long, about 50 cm wide and 58 scenes, tells the story of the Norman conquest of England in 1066 (from the Norman point of view), and magnificently depicts many scenes of noble everyday life of the late 11th century, in addition to the Anglo-Saxon defeat of the forces of Harold II, king of England at the battle of Hastings in 1066.
 
        
             
        
        
        
I think the answer is the first one