in my knowledge biotic factors could affect this process of photosynthesis 
 
        
                    
             
        
        
        
Answer:
A, the populations of producers and decomposers should be stable
Explanation:
The other three do not fit, only reasonable one is A
 
        
             
        
        
        
<span>The number that is used to show the value of one currency compared to another is called the Exchange Rate.
Hope this helps :)</span>
        
                    
             
        
        
        
The OTR should recommend the use of a rhythmic beat by the use of metronome, music, or even just sticks, while the patient is stepping as they walk. There should be external cueing and feedback from the patient’s caregivers as this will improve the safety of the patient. When using a beat, the patient anticipates each movement easily that’s why there is smoother motor coordination.