All of these are necessary, but what you need the most I would say is 
D. Movement
Without movement, your body can stiff up, causing muscle problems which can lead to many various things.
        
                    
             
        
        
        
Answer:
I think it's a) 0.3 km/min 
 
        
                    
             
        
        
        
The mantle being made of nickel and iron is the correct statement about the geosphere and  is denoted as option B.
<h3>What is Geosphere?</h3>
This is referred to the solid part of the earth and consists of rocky materials present in it.
The geosphere has the mantle which is made up of materials such as iron and nickel which are metals and are responsible for their rigid solid structure thereby ,making it the most appropriate choice.
Read more about Geosphere here brainly.com/question/842883
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Phospholipid makes the plasma membrane of cells
 
        
             
        
        
        
Answer: C. It manufactures red blood cells.
Brainliest please if it is correct!