She was involved in the abolitionist movement.
        
                    
             
        
        
        
The correct answer to this open question is the following.
The section "The atomic bomb: A controversial weapon" contributed to the development of ideas in the text in the following way. 
In this section of the article, the author writes that even today, historians and scholars still debate the idea of if launching the atomic bomb over Hiroshima and Nagasaki was a good idea of President Harry Truman or not. Some say that using the atomic bomb helped to end the war quickly, but other scholars said that the bomb killed so many people and left too much destruction. 
The title of the article is "The Bombing of Hiroshima," and was written by author Jessica McBirney in 2017. 
 
        
             
        
        
        
Well, as a girl I would feel pressured to be a mother and a wife because that’s what the schools are teaching me. I would feel lucky to be a student, because many other kids my age don’t get to go to school.
        
             
        
        
        
Promotion could have multiple meanings.
For example, if you say "Mr. Knight got promoted (or got a promotion) from supervisor to manager". There promotion means "raise". 
If a product is at promotion there promotion means advertising efforts.
It could also refer to a way to support a cause. For example: There's a campaing supporting healthy lifestyle promotion.