Answer:
b
Explanation:
cause shes got to be familiar with it to know that biz
 
        
             
        
        
        
solicitude.
The definition of solicitude is care or concern for someone or something
 
        
                    
             
        
        
        
Answer:
C. To find out if the call of an animal  is missing
Explanation:
The more scientists listen to these kinds of recordings, the more they notice when an expected call is missing.
I hope this helps you in any shape or form.
 
        
             
        
        
        
The answer is 1, because paying attention to word choice is a solution to a communication barrier