The concepts of moral right and wrong and moral good and bad, to any philosophical theory of what is morally right and wrong or morally good and bad, and to any system or code of moral rules, principles, or values.
        
             
        
        
        
Answer:
i think it is secondary source :) 
Explanation:
 
        
             
        
        
        
<span>It suggests a better plan instead of the present one.Because your saying that you have a better idea than buying it online instead of a test drive because what if that car has a bad engine</span>
        
             
        
        
        
Answer:
In my opinion I feel like it's the main idea and the main evidence supporting that idea