Answer:
Allergens in the air is the anwser
The answer is C wearing a helmet
The American Red Cross is a non-profit organization, it's not a health care agency. The American Red Cross does many things for the community weather its from natural disasters to the necessity for blood through the community's volunteers/sponsors.
The first step for handling stress is to try to relax through meditation techniques and you should suggest a client use progressive muscle relaxation when the client is having trouble relaxing.