The answer would be muscle tension. Biofeedback is used by psychologist in order to give clients the information about tensions in their muscles. Biofeedback involves monitoring a bodily function and learning to control it. Hope this helps.
Verbalization is the answer to the question
Because the French nobility, king Louis XVI and the clergy had one major thing in common. All of them enjoyed and lived a lavish lifestyle full of riches, good food, and different luxuries that the average citizen in France could not even imagine perhaps. This is also the reason why they were criticized most.