When you stub your toe, the pain message is carried to your brain by the: a. central nervous system. b. sympathetic nervous system. c. parasympathetic nervous system. d. autonomic nervous system.

The actual corect choice isn't listed here because it's actually the peripheral nervous system,, but I suppose the correct answer for your given choices would be the central nervous system.

The peripheral nervous system refers to the parts of the nervous system that are outside the central nervous system, that is, those outside the brain and spinal cord.

Central Nervous System

Explanation:

we both have laws and checks and balances.