environmental stressors are stresses to someone that causes stress (annoyance, irritation, any type of disturbance) These can include loud noises, alarms, weather, etc)
The question you should ask yourself is do you really want to be with someone who does not respect your feelings. If they can't accept how you feel, then that will cause a lot of problems later on. In a good relationship you must work together and be on the same page.
Answer:
Maiiwasan natin ang away, at ang hindi patas na resulta.
I believe the answer is: Eat a well-balanced diet to increase energy and immunity
Even though physical activities improve both our energy and immunity in the long run, they are not as significant as maintaining well balanced diet in your life.
You need to make sure that you get your nutrients from various source of non-processed food in order to fulfill both your macronutrients and micronutrients.
D.) Washed your hands first.
It is D.) because when you wash your hands first you're getting all the germs, dirt, or whatever is on your hands, off. Then you go back and put hand sanitizer to then in a sense "clean" it more. Plus who knows what is on that paper towel you just dried your hands with.