To have gone through hardships and troubles
        
             
        
        
        
The answer is d unless you messed up typing
        
             
        
        
        
The answer is C. 
it has no commas or punctuation. 
        
             
        
        
        
6.
The probability that Alex wins on Mario Kart is 0.3. He plays 4 games in a row. How likely is he?
a) win all matches?
b) lose all matches?
c) win three of the matches?