Since a speculation does not have firm evidence, it is a hypothesize.
So the final answer is:- 
C. Hypothesize
        
                    
             
        
        
        
Answer: first off hi, second i have a story you can write, my grandfather migrated here from south America he was Jewish
Explanation: you can use this sentence as an example to write a story say something like my friends grandpa or something just do a little research about the region, and religion and you should get what you need. if this doesnt help im sorry :)
 
        
             
        
        
        
No way.. for realsss. anyways 3627272828 and whos sima?
        
             
        
        
        
Answer:
the roaring twenties developed overtime by people borrowing money, buying stocks on margin, and endless partying. This took a turn for the worse when people were unable to pay back their borrowed money and the stock market crashed.
Explanation:
hope this helps :)
 
        
                    
             
        
        
        
Answer:
Every failure is a blessing in disguise, providing it teaches some needed lesson one could not have learned without it. Most so-called Failures are only temporary defeats.”
Explanation:
Hope it helpful