This is because the sound you make when you say x is ex thus using a but when you make the b sound it sounds like be. 
        
             
        
        
        
The correct answer for the question that is being presented above is this one: "a magazine article published in 2013 about community recycling programs; an encyclopedia article written in 2012 about community recycling programs; <span>a book published in 2012 about a company's computer recycling program."</span>
        
             
        
        
        
"A Good Man is Hard To Find" is a short story written by Flannery O'Connor in 1953. The story focuses on a family car trip with the Bailey family. The Grandmother continuously attempts to reroute the trip. Through many stops and hurtles the characters highlight a discussion of subjective values leading to the declaration "a good man is hard to find."
        
             
        
        
        
A. Ancient ruins
B.open-air cinema
C. Green space
D. Skatepark 
E. Leisure facilities 
F.city center 
G. Pedestrian walk way
H. Bike lane 
I. Industrial site
J. Sports stadium
        
                    
             
        
        
        
The answer is B)<span>Walking is an easy and safe exercise for beginners. The paragraph is explaining that walking doesn't need much fancy equipment and that it is something easy for beginners.</span>