The answer is A: The development of the first mathematical system of perspective
 
        
                    
             
        
        
        
Basically, the Zhou Dynasty separated into two periods West Zhou (1046-771 BCE) and East Zhou (770-256 BCE). <span>The Zhou court extended its power over the eastern plain by granting authority to members of the royal family and in some cases to favored adherents, who established walled forts supported by garrison troops among the original habitants of the east. </span><span>By 700 BCE, the state of Qin in the west, Jin in the north, Qi in the east and Chu in the south were the main centers of power in China.
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(credits for wording: <em>ancient.eu/Zhou_Dynasty</em>)
I hope this helped!
~Travis
        
                    
             
        
        
        
Answer:
Hmm
Explanation:
1)many industries were opened and schools and hospitals plus some colleges opened by great Arab Muslim people. 
2)Arab Muslims most of them has their own taste in food and their own spices as their great gran parents were traders. And some foods are not allowed to be eaten as they have some substances which are harmful for the body or you can say they are impure to be eaten. 
3)they opened many countries as well as they got freedom from the rule of the Romes and the Byzantines 
<em>Hope</em><em> </em><em>it's</em><em> </em><em>helpful</em><em>.</em><em>.</em><em>.</em><em>.</em><em> </em>
 
        
                    
             
        
        
        
Answer:
D
Explanation:
The Army Mission, our purpose remains constant: To deploy, fight, and win our Nation's wars by providing ready, prompt, and sustained land dominance by Army forces across the full spectrum of conflict as part of the Joint Force. 
 
        
             
        
        
        
Answer:
the Incas were the most advanced .