yes, his conclusion is supported by evidence from his experiment
 
        
                    
             
        
        
        
which of what? is there an attachment 
 
        
             
        
        
        
+ and - would attract 
+ and + would repel 
- and - would repel 
they would attract
        
             
        
        
        
Answer: A - True
Explanation:
According to Leech, it remains a generally accepted fact that the English of direct address advertising tends to be very homogeneous, so that all direct address voiceovers share many linguistic features ling.
So the answer is True.
 
        
             
        
        
        
MRNA messenger RNA - reads to the strand of amino acids 
tRNA transfer RNA - takes the strand to ribosomes 
rRNA robsomals RNA - they translate the strand to the ribsomes to make the proteins