A flat character is someone is unchanging throughout the story, in other words, the character is Stagnent.
        
                    
             
        
        
        
The rhetorical device which best describes the example shown is; Choice C; Allusion.
<h3>Antithesis and Allusion as Rhetorical devices</h3>
Antithesis is used in literature in writing or speech either as a proposition that contrasts with or reverses some previously mentioned proposition, or when two opposites are introduced together for contrasting effect.
An allusion put simply, is when one hints at something and expect the other person to understand what we are referencing. 
Hence, it follows particularly from the line; "You know Donna Weems as the Shakespeare of our school" that the rhetorical device is; Allusion.
Read more on Rhetorical device;
 
        
             
        
        
        
Answer:
As per Gerstel and Sarkisian, the social class is more significant than ethnicity to understand the dissimilarities between family ties as well as the behavior of ethnic groups. <em>To substantiate their claim, they have compared the distinct ethnic groups and developed a database that helped in examining the distinctions in the practical, financial, and emotional relationships of each group and this also supported their claim</em>. It contains critical distinction to the authors because their assumptions lack a universal approach and apply to certain conditions.
 
        
             
        
        
        
?????????????????????????????????????????????????????