Experiencing a "jump scare" in a frightening movie most immediately activates your: somatic nervous system.

sympathetic nervous system.

parasympathetic nervous system.

decentralized nervous system.

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up