Help me lol truly dont know this

Containing a negative consequence for the stability of the social system

During his workout yesterday, anthony pushed himself by lifting heavier weights. today he is feeling good, but his muscles are sore. what principle is at work in this situation? a. specificity b. progression c. overload d. reversibility

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?