Most reflex actions in the body are monitored and controlled by which structure, which is why they are also called spinal reflexes?

1. The term 'spinal reflexes' itself points to the controlling structure. 2. The cerebrum governs conscious thought, not quick automatic reflexes, ruling out option A. 3. The cerebellum handles balance and the hypothalamus handles homeostasis, ruling out options B and C. 4. Most reflex actions are controlled by the spinal cord, option D. _Source: Samacheer Kalvi (TN SCERT) Class 10 Science, Unit 15 Nervous System "Reflex Action", p.231_