I believe part A. is C. and part B would be A. or D. Sorry if this doesn't help
        
             
        
        
        
A paradox is in contrary to expectations. It may also refer to perceived opinion or existing belief. It is a statement which includes ultimate truth but is self-contradictory. To make the reader think in an innovative way, a paradox is used.
Few examples of paradox are:
“I can resist anything but temptation.” – Oscar Wilde
Therefore, best definition of paradox is the pairing of opposites.
 
        
                    
             
        
        
        
A.) A thesis does not have a stated opinion. It just needs to have information of what it is you will be talking about.