Answer:
well you didnt give me a link to the story or text so i dont have any info to answer sry ;(
Explanation:
 
        
                    
             
        
        
        
Answer:
The answer is A
Explanation:
It is logical because the balloon lets the student see how much gas is released in the reaction. the balloon inflates with invisible air the student will normally not see.
 
        
                    
             
        
        
        
The correct answer choice would be B. 4 acetyl CoA enter the citric acid cycle.