Answer:
b. afferent
Explanation:
Afferent neurons -
These are the type of neurons , which arrives at the particular region of the brain , are referred to as the afferent neurons .
They are opposite to that of the efferent neurons , which exits at the brain region .
Hence , the transfer of message in the form of electrical signal is transferred to the brain by the help of these neurons , called the afferent neurons .
Hence , from the given scenario of the question ,
The correct option is b. afferent neurons .