Hi, sounds like it would turn into B). Metamorphic Rock. Igneous rocks are only formed when melted rock hardens and solidifies. Sediimentary rock is formed when sediment is deposited out of air, ice, wind, gravity or even water. I Doubt it would remain a sedimentary rock so the best answer would be metamorphic rock. Hope this was correct. :)
        
                    
             
        
        
        
Any light that exist was already emitted from somewhere. Any light that is absorbed, is destroyed, and is not emitted light; though, it may lead to light being emitted. 
 
        
             
        
        
        
Answer:
A) To make sure that the effect is not occuring through actions in the nervous system
Explanation:
In the above scenario, researchers actually studies the effect of hormone to the organ but they are in a situation to study the effect on organ are either hormone base or nervous system base (neurons). For this reason they will cut the neurons to study the effect of hormone on the organ. 
So, to check the effect of hormone they should cut the neurons to make sure these effect are not due to actions of nervous system. 
 
        
                    
             
        
        
        
<span>The spinal cord is the foremost road for message attaching the brain and external nervous system.</span>
The body's spinal cord is preserved through the osseous spinal string pointed to the left side. The spinal string is produced of osseins named vertebrae / the backbone. Despite the spinal string is slightly adjustable, few of the vertebrae in the inferior segment of the spinal string displays wick.
 
        
        
        
A is the answer to this question