Think it would be C, not 100% on this.
        
                    
             
        
        
        
Answer:
renewable
Example:
as long as theres wind,there is electricity
 
        
             
        
        
        
Homeostasis is the tendency to resist change in order to maintain a stable, relatively constant internal environment. Homeostasis typically involves negative feedback loops that counteract changes of various properties from their target values, known as set points.
        
                    
             
        
        
        
Answer:
Early land animals had both lungs AND gills, and their bodies consisted of few hard parts. Meaning they lacked things like an exoskeleton for instance. Animals today have either lungs OR gills and many have protecting hard parts of their bodies.
Explanation: