B is the correct answer.
Social inequality is one of those hard problems where one has to compare an apple with a kiwi. 
Both are fruit and both have problems, but how do you use the same language and metrics to compare two very different fruits?
The issue is that what might be a problem for the Kiwi might be normal for the Apple, or not problematic.
 
        
                    
             
        
        
        
Answer:
a public library 
Explanation:
I not sure I tried my best
 
        
             
        
        
        
<span>Kirk should
investigate the direct cost of studying at the college, including tuition and
study material costs. He should also research living costs, such as costs of accommodation,
food and transport. In addition, he should consider the cost of transport back
home during vacations. </span>
        
                    
             
        
        
        
Answer:
In the terminology of classical conditioning, the smell of tequila is now a conditioned stimulus. 
Explanation:
The day that Erin drank too much, the tequila was an unconditioned stimulus, producing a natural and unconditioned response, the vomit. Now the tequila has been paired with its smell, and the pure smell became the conditioned response, producing the same reaction as the tequila.