Which description best defines heatth

The answer is C
Which description best defines health? 
a.being physically fit, eating a good diet, and not having any major diseases b.being in the middle, rather than at either extreme, of the health continuum c.maintaining a balance of physical, mental/emotional, and social well-being
d.eating well, having friends, liking yourself, and living for a long time

More than 600. i'm just guessing

If it's a smaller child or infant, place one on the middle of the chest and on the child's back. (if it is a bigger child with enough room for two, place one on the upper right/your left of the chest, and one on the lower left/your right) the pads should never touch each other.