<h3><u>Answer</u>;</h3>
D. The Peyer’s patches can release B cells to destroy Listeria
<h3><u>Explanation;</u></h3>
- The lymphatic system helps maintain fluid balance in the body by collecting excess fluid and particulate matter from tissues and depositing them in the bloodstream. 
- It also helps defend the body against infection by supplying disease-fighting cells called lymphocytes.
- <u>The lymph contains a high number of a type of white blood cells called lymphocytes. These cells fight infection and destroy damaged or abnormal cells</u>.
 
        
        
        
I believe that the right answer is Heat energy
        
                    
             
        
        
        
Rock Cycle?  Changes rock to from one kind to another
        
             
        
        
        
Answer: energy can be cycled in two directions 
Explanation: The arrows show the direction of matter and energy flow and should be two