I believe that the areas are tropical and polar zones. 
 
        
                    
             
        
        
        
Answer:
B. Molecules move from areas of high concentration to areas of low concentration
Explanation:
Diffusion is the spread of something more widely.
 
        
                    
             
        
        
        
<span>What is the approximate age of our solar system?
</span>b. 4.6 billion years
        
                    
             
        
        
        
Answer:
Views, opinions and ideas
Explanation:
Biases are created through that individual's specific Views, opinions, and ideas. As we grow up we develop unique views, opinions, and ideas based on the experiences we go through over the years that generate a strong feeling towards a specific subject/topic. This subconsciously creates biases that strongly influence future decisions when they even remotely connect with the subject/topic in question.