Match List I with List II.
| List I | List II |
|---|---|
| A. Pons | I. Provides additional space for neurons, regulates posture and balance |
| B. Hypothalamus | II. Controls respiration and gastric secretions |
| C. Medulla | III. Connects different regions of the brain |
| D. Cerebellum | IV. Neurosecretory cells |
Choose the correct answer from the options given below: