If Someone Steps on Your Toes, Resulting in Pain When

If someone steps on your toes, resulting in pain when moving your foot, which of the following describes this process?

A) Afferent neurons transmit the sensation of pain to the spinal cord and to the brain, followed by efferent neurons sending the message to your foot to move.
B) Efferent neurons transmit the sensation of pain to the spinal cord and to the brain, followed by afferent neurons sending the message to your foot to move.
C) Efferent neurons transmit the sensation of pain to the spinal cord and to the brain, followed by efferent neurons sending the message to your foot to move.
D) Afferent neurons transmit the sensation of pain to the spinal cord and to the brain, followed by afferent neurons sending the message to your foot to move.