The answer is true, make sure to mark as brainliest answer if this helped you! <3
        
                    
             
        
        
        
Answer: Answer:
Fall of Rome, Lords, Serfs.
Explanation:
When the Roman empire fell, there was no law enforcers anywhere, this meant that robbers became a usual thing and since the Serfs who were th ebottom of the social structure but also the greatests producers in agriculture and farms were being abused by the thiefs, they seeked protection from lords all over Europe, this meant that the Lord from certain place would offer protection and payed law enforces in exchange for grains, animals and crops. This is the start of the feudal system.
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Answer:
the went at war with them and took every piece of land
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Yes, its the discovery of the oracle bones. I hope this helped you.
        
             
        
        
        
4.
paleontology since it is the branch of science concerned with fossil animals and plants.