I would think A would be correct
        
             
        
        
        
Answer:
president nixon supported the creation of EPA during his first term. environmental protection agency or EPA was created with the purpose of protecting human health and environment and it is also an agency of the united states federal government.
Explanation:
HOPE IT HELPS PO(◍•ᴗ•◍)❤
 
        
             
        
        
        
1.EXPRESSED POWERS are those powers that are directly stated  
in the constitution  
2. IMPLIED POWERS are powers needed by the government to carry out expressed powers
3.INHERENT POWERSare powers needed by a national government because it is a government
 
        
                    
             
        
        
        
For PLATO:
Maya: Created hieroglyphic writing system
           
           Developed the accurate calendar systems
          
           Constructed Chichen Itza
Aztec: Built Tenochtitlan
           
           Sustained 20mil population
           
           Grew floating gardens
        
                    
             
        
        
        
Jerusalem and Constantinople