Answer: Nervous system
Explanation:
The cerebellum of the brain is the structure of the nervous system known to control various muscles of the body that are involved in involuntary activities such as breathing.
Thus, the nervous system controls and regulates a person's breathing
I have only heard a few phrases for spine
Backbone
Vertebrae (vertebral column)
Spinal column
I believe this is T. Because i just learned that in science not that long ago, and deciduous forests have small winters and long growing seasons, and the small winters have lots of snow, and the long growing seasons have lots of rain.