John is sensitive to heat and eats excessively. is this a sign of of hyper or hypothyroidism?

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. 

Awould be the most dangerous

Your answer is going to be c.