This "Necessary and Proper Clause" (sometimes also called the "Elastic Clause") grants Congress a set of so-called implied powers—that is, powers not explicitly named in the Constitution but assumed to exist due to their being necessary to implement the expressed powers that are named in Article I.
        
             
        
        
        
Both Mayans and Egyptians came up with the idea of constructing pyramids as part of their cultural identity.
        
             
        
        
        
Answer:
b 
Explanation:
I looked it up. so yeah I hope you pass!
 
        
                    
             
        
        
        
Answer:
Social stratification systems determine social position based on factors like income, education, and occupation. ... Caste systems correlate with high status consistency, whereas the more flexible class system has lower status consistency.
Explanation:
i found it on the internet.....
 
        
             
        
        
        
Answer:
associative play.
Explanation:
Associative play: The term "associative play" is described as a phenomenon that includes the "social play development" through children or preschoolers. Associative play is considered as the very first stage in which a child interacts socially and is often considered as important in children's play because they've started engaging in mutual activities yet not demonstrate a common goal. 
The most common age in which a child is engaged in associative play is three to four years of age.