The correct answer is C. Look at the main parts or paragraphs and infer the answer.
Explanation
When a reading test is being carried out, it is possible to find questions that ask about the text in general, to solve this type of questions it is necessary to understand what each of the parts or paragraphs of the text says and establish the common points of all of them to know a general idea. According to the above, the correct answer is C. Look at the main parts or paragraphs and infer the answer. 
 
        
             
        
        
        
 In sociology, Marx's theories are used to study society through economic systems. ... Conflict theory has been used to examine several aspects of society that are built upon class conflict, which Marx argued were designed to protect the wealthy, not society as a whole.
 
        
             
        
        
        
The Zaibatsu were industrial families. The correct option among all the options given in the question is the third or the second last option. The Zaibatsu was actually very large industrial and financial corporations that were owned by highly powerful Japanese families. Zaibatsu is actually a Japanese term. 
        
                    
             
        
        
        
Answer:
The exports of San Juan, Puerto Rico are chemicals, electronics, clothing, canned tuna, rum, beverages, and the last one is medical equipment. 
The imports are Gasoline, other fuels, Passenger vehicles, Medical instruments, and Sulfonamides