At Rest, What Is the Relative Contribution of the Sympathetic

At rest, what is the relative contribution of the sympathetic and parasympathetic nervous systems to the regulation of homeostasis?

A) Only the parasympathetic system is active.
B) Only the sympathetic system is active.
C) Both systems are active but the parasympathetic predominates.
D) Both systems are active but the sympathetic predominates.
E) Neither system is active.