It gets good food by excersicing, eating good food, and drinking lots of water. Eat a healthy diet, and lots of protein. Drinking water helps every part of your body. Drink 8-10 glasses or more a day. Excersise to stay strong, and able to do things.
~Silver
Endurance is the answer i think you're looking for.
True- because they realize the health risk, and how much it effects them
D. Reaction time
Objects falling are moving quickly, and being able to react immediately is the most useful skill in this situation. Being agile or having good balance isn't helpful if the object has reached the ground before you moved.