Having a high self esteem
The average 8- to 18-year-old spends 3 hours or more per day on average in front of a screen doing very little to no physical activity.
A misconception that recovery cannot occur after a spinal injury prevents a person from maximizing one's potential to recover because the injured person might lose hope that he would not recover thus would not engage into therapies that would help his recovery. The person would suffer then depression causing more health problems.
One activity a person can take to help ensure his or her ability in physical activity is B, eating a healthy diet. Seems most reasonable