The nervous system is made up of these three parts:
A. Brain, heart, and spinal cord
B. Nerves, liver, and heart
C. Brain, spinal cord, and nerves
D. Nerves, arteries, and veins
Nervous system is a system present in body. It is made up of nerves connected to the brain and all parts of the body.
Nerves act as a carrier of information or signals given by brain to other parts of the body.
Spinal cord also plays a vital role in the functioning of nervous system.
So, we can say that nervous system consist of brain, spinal cord and nerves.
Therefore, in the given question OPTION C is correct.
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