B is correct, "<span> Christina and I went to the same summer camp for years (since we were 8)" </span>parentheses are used when you have some extra information you want to add, but its not completely necessary. Like how they started going to the same summer camp when they were 8, you can still read the sentence fine without it, but it's a nice piece of information.
        
             
        
        
        
Hola, hablo español y puedo responder a tu pregunta, solo escribe esto en un papel de papel y conviértelo ...... It is hard to see how all-out war turns a profit for anyone in any scenario.
 
        
             
        
        
        
I believe it’s 2, the great works of literature
        
             
        
        
        
I think its the first one I don't know for sure but I think it is