Any graph that isn’t a straight line is non-linear. since you haven’t provided any choices I can’t give you a direct answer
Well if it does not change it may be corrupt and be damaged <span />
Central nervous systems refers to all the nerves within the body that controls the body's activity. It's controls the nerves from the brain to all body parts. It also controls how the brain functions and how we think. The central nervous systems helps us eat, think, move, etc.
Hope this helps! :)