Answer is comprised of a two neuron series with the presynaptic neuron in the CNS and the postsynaptic neuron in a ganglion
The autonomic nervous system is a component of the peripheral nervous system that regulates involuntary physiologic processes including heart rate, blood pressure, respiration, digestion, and sexual arousal. It contains three anatomically distinct divisions: sympathetic, parasympathetic and enteric.we do not notice when blood vessels change size or when our heart beats faster.
Explanation: the answer is d regulates your body s internal processes like your heartbeat