When you are in danger, which part of the nervous system is responsible for your heart rate increasing?
a) the central nervous system
b) the peripheral nervous system
c) the sympathetic nervous system
d) the parasympathetic nervous system

Your answer is simply the sympathetic nervous system
 
Definition-The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is often termed the fight or flight response.

Ithink its a im not sure 

Based off the appearance of the peppered moth, its markings would not be advantageous in a lush green ecosystem . this could cause their population to decrease as the camouflage factor would be somewhat useless and make them much more vulnerable to predators .hope this : )