4. It affected the rights for African Americans to vote.
 
        
             
        
        
        
Answer:
a. he consults well-known, credible sources in his research.
Explanation:
The attempt to be objective is trying to search for as many sources as possible, experts in the matter and trying to portray both sides of the story, this way objectiveness can be achieved, by writting and consulting credible well-known sources is part of that job.
 
        
             
        
        
        
Answer:
B
Explanation:
The answer is B because they had a highly advanced numeral system with place values.  Maya mathematics were also far ahead of Europe for many centuries.
 
        
                    
             
        
        
        
Answer:
A. They have uncovered evidence of social equality in these cities
D. They have uncovered evidence of urban planning in these cities
Explanation:
The Indus Valley cities are part of one of the oldest civilizations in the world. The cities of Mohenjo-daro and Harappa reveal a lot about this civilization. The studies have shown that these cities were very well designed, with excellent urban planning, being very efficient, and sustainable. Also, what is unique about this ancient civilization is that there are evidence that all people lived together, without having social segregation, and everyone had the house of the same size, same shape, with the same living conditions.
 
        
             
        
        
        
Honesty and integrity
Ulysses S. Grant (1822 – 1885) is famous for leading the Union Army to victory over the Confederacy during the American Civil War and for serving as the 18th President of the United States from 1869 to 1877. ...
Ulysses S. Grant began his military career as a cadet at the West Point military academy in 1839.