C - prey 
i - predator 
a - parasitism 
f - commensalism 
d - competition
        
             
        
        
        
I cant really write up a paragraph for you, but if you look up the topic you'll see information that could really help
        
             
        
        
        
Answer:
television commercials
Explanation:
Based on the scenario being described within the question it can be said that Craig's unit of analysis is television commercials. This is because a unit of analysis refers to the entity that encompasses the subject that is being analyzed within the study, therefore since in this situation Craig is analyzing over 2,000 television commercials then the television commercials are his unit of analysis.
 
        
             
        
        
        
Separation of powers refers to our checks and balances system which ensures each body of government cannot over power the others.
        
                    
             
        
        
        
Depending on how much is taken and the physical condition of the individual, alcohol can cause:<span>Slurred speech.
Drowsiness.
Vomiting.
Diarrhea.
Upset stomach.
Headaches.
Breathing difficulties.<span>
Distorted vision and hearing.</span></span>