Eman touched a hot pan. He immediately pulled away his arm from the hot object. What is the correct path of impulse?
I. The spinal cord sent message to the motor neurons. III. The receptors in the skin were stimulated.
II. He pulled away his arms from the hot object. IV. Sensory neurons sent the impulse to the spinal cord.
A. II-I-IV-III B. IV-I-III-II C. III-IV-I-II D. I-III-IV-II​