Which of these statement best supports the theory that salamanders may have evolved from certain type of fish

B. Salamanders and fish have similar bone structure.

Explanation:

Fossils showing skeletal similarities are one of the four main forms of evidence of evolution.

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.