Because the plants are blooming to early and they can freeze
        
                    
             
        
        
        
Answer: Option b
Explanation:In chemistry, 
before any reaction would occurs, reactat must be able to overcome some certain amount of energy which is called the activation. The activation energy is usually the heat that is suppled.it is also refered to as the minimum energy needed before any reaction can take place. For reaction to take place, there must be an equilibrium( at constant temperature and pressure.
 
        
             
        
        
        
Answer:
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Fire can be accidental or intentional, and it can cause erosion.