Answer:
The correct answer is option b. Spinal cord.
Step-by-step explanation:
The spinal cord is a thin, long, tube shape bundle of nervous tissue and support cells that extends up to the lumbar region of the vertebral column from the medulla oblongata. It is a part of a spinal reflex arch.
It receives information from the pain receptors.
Thus, the correct answer is option b. The spinal cord.