Answer: B. Afferent; to; from
Afferent pathways include all the pathways that bring information to the brain and spinal cord from the effector muscles and glands.
Explanation:
Afferent signals come from outside stimuli and tell your brain what they are sensing, such as temperature.
Efferent pathways carries signals away from the central nervous system which includes the brain and spinal cords. There are signals that your brain sends to tell your body to do something, like blinking.