HELP ME OUT PLEASE What are your body's natural barriers to protect you from pathogens

a) Skin, mucous, tears, and saliva

b) stomach acid, and mucous membranes

c) All of the above

During the past few weeks or months, have you noticed any exercises that have become too easy for you? do you think you need to increase the intensity in any of the three exercise areas in your workouts? evaluate your exercise progress in the three exercise areas (cardiovascular, resistance, and flexibility) and list what modifications, if any, you may need to make in your exercise routine.