Answer:
Dialect 
Explanation:
Because of the quotations around the statement. "GOod-mawnin' , suh," he said ,  lifting his cap politely. This shows someone is speaking to someone else. That means Dialect is happening.
 
        
             
        
        
        
for blood and dna..........
        
                    
             
        
        
        
I will say (D) is the answer (Saved) 
Hope This Helps :) <3
 
        
                    
             
        
        
        
Which details ? ........................