An unintentional injury could be when someone falls off a cliff and breaks their leg, or gets in a car accident.
Hope that helped =)
Answer: Trust me, It's a good answer that comes with an explanation:
As the sympathetic nervous system engages, your kidneys release two chemicals, adrenaline and noradrenaline. These chemicals initiate a sequence of events within your body that prepare you either to flee quickly from danger or to stay and fight in a way that causes as little harm to yourself as possible.
ANSWER: D (( ALL OF THE ABOVE))