Jim crow laws were state and local laws that enforced racial segregation in the Southern United States 
        
                    
             
        
        
        
Everybody’s biased. If you can analyze the authors purpose when they were writing something, you’ll be more aware of this bias. As a history student, you need to acknowledge this bias when researching to ensure that what you are reading is factual and presents a reliable picture on what was going on during that period in time. It can provide insight or can be deceiving, based on the author’s purpose.
        
             
        
        
        
There are many reasons why Ferdinand Magellan’s voyage was considered a
turning point in world history, but the best option would be that "(3) One of his ships was the first to circumnavigate
<span>Earth"</span>