Answer:
All three cases went to the Supreme Court for ruling.
Explanation:
The cases that went to the supreme corut ruling will be more likely to be considered as a landmark decision,  which is the type of decisions that influence the live of the people on national scale.
I'll describe the effect of each decisions on national scale:
 -Plessy v. Ferguson,
This decision resulted in the application of segregation law. Black people all across the nation were required to use different public facilities than the white citizens because of this.
- Brown v. Board of Education,
This decision diminish the effect of plessy v. Ferguson since it make the segregation of schools become illegal.
- Regents of California v. Bakke 
This affect the people nationally because it allow race to become a factor for college admission . (It become the basis of affirmative action that help minorities get into universities)
 
        
                    
             
        
        
        
Think it might be c since it sounds the most realistic
 
        
             
        
        
        
Answer:
They typically avoid social interactions is the correct answer. 
Explanation:
 
        
             
        
        
        
They encouraged Americans to move west.
        
             
        
        
        
Throughout the book, Owen resembles most of the characteristics Foster list in chapter 14 of how to read literature like a professor.