Which Statement Best Explains How a Signal of Pain Is

Which statement best explains how a signal of pain is transmitted to the brain?

A) Sensory receptors send signals along nerve cells to the spinal column where they are passed to the brain.
B) The spinal column sends signals along sensory cells to the sensory receptors where they are passed to the brain.
C) Sensory receptors are linked directly to the brain.
D) The spinal column senses pain and sends a message directly to the brain.