Answer:
Teens don't realize the amount of hidden caffeine they are consuming 
Explanation:
 
        
             
        
        
        
detailed 
Explanation:
 because the word detailed means many details showing 
attention to detail.
 
        
             
        
        
        
13 centralized management
        
                    
             
        
        
        
Answer:
A. The feelings they express are both fierce and startling. 
Explanation:
This sentence contains the word "fierce," which is a synonym for "intense"
In this sentence, the word fierce is used to describe feelings that someone expressed. These feelings were fierce, or with a powerful intensity.
The words fierce and intense are interchangeable in the sentence.