Answer:
B
Explanation:
The spinal cord is part of the central nervous system.
Premature because when a baby is born not at normal weight the chances are likely that they were conceived early
This is any dive that you make before you have completely offgassed from any previous dive or dives. Residual Nitrogen Time (RNT) This is the amount of time you must consider as already having been spent at a given depth for a planned repetitive dive.