Answer:
Primary
Explanation:
It is coming straight from the source without any middleman
 
        
                    
             
        
        
        
B is the right one
  your welcome
        
                    
             
        
        
        
Answer:
a. 
Explanation:
dividing the number of organisms in a region by tue land area
 
        
                    
             
        
        
        
It normally means charm or enjoyment or in the case of food something used to add flavor (usually refers to lemon zest or orange zest which comes from shaving the peel off of the fruit)