Answer:
The brain is part of the Central Nervous system. 
Explanation:
 
        
                    
             
        
        
        
I would say B). Hope this helps!
        
                    
             
        
        
        
Answer:
Non-vascular plants are plants without a vascular system consisting of xylem and phloem. ... Bryophytes, an informal group that taxonomists now treat as three separate land-plant divisions, namely: Bryophyta (mosses), Marchantiophyta (liverworts), and Anthocerotophyta (hornworts)
please mark brainliest
 
        
             
        
        
        
Catalysis An enzyme may catalyse a reaction by stressing or
destabilizing the bonds of the substrates. This point in the enzymatic reaction
is known as the Transition State.  An
enzyme can couple a nonspontaneous reaction to a spontaneous reaction so that
anabolic processes will occur.
 
        
             
        
        
        
First one is Model and second one is Inference