B.
Deforestation affects ecosystems on land. there are no forests underwater
        
                    
             
        
        
        
The half-life of Virtualium is 12
        
             
        
        
        
Answer:
The Endocrine System
Explanation:
The endocrine system comprises of organs and organs that produce and delivery hormones that influence the body distinctively and help control capacities including tissue homeostasis, development and improvement, generation, reaction to stress, and metabolism.
 
        
             
        
        
        
The following should not be used to reduce the resistance of going to bed for a young child.
<u>Explanation:  </u>
- If the child feels sleepy at 10.30 pm and you want the child to sleep at 8.30 pm, never force them to the time you want them to good to bed. instead, make the time they feel sleepy as temporary bedtime.
- Never to feed them with the heavy diet for making them fall asleep may extend the time of the digestion process or lead to stomach illness during late night.
- Avoid stimulating high energy activities like playing outside, running around, watching exciting TV shows.  
- Don't discuss or argue about bedtime with your child.
- Once the child is put to bed immediately leave the room if not that will not allow the child to fall asleep soon
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