During a fight or flight response, your body provides you with the energy, reflexes, and strength you may need to respond to the stressor. An example of this is would be if you were in the path of a fast moving vehicle and you suddenly feel a burst of energy that allows you to get out of the way of the car.
Hope this helps :)
D. Hygiene education
The outbreak of influenza caused many hospitals to post articles about how to avoid the flu and they have recommended to minimize the contact with influenza by taking of your hygiene and staying away from family members/friends with the sickness.
i think the answer is D. missed opportunities for internships or travel.