I would have to say the answer is C.
A is incorrect since hydrogen is not an air pollutant.
B is incorrect because ozone is most definitely one of the top.
And D has cyanide which is a chemical for suicide during wars.
Hope this helps!
Someone with Emphysema will usually be diagnosed with COPD ( Chronic obstructive pulmonary disease) This means their air sacs in there lungs are damaged and the inner walls of the the lungs are weakened and cause larger air spaces. This disease commonly causes bronchitis frequently, hard time breathing , lower immune system.
Answer:
i feel this way all the time and what i do to help myself out is i do something that makes me feel happy like for example i love drawing so when i feel this way i will go to my room and i will draw something and then show it to my parents or siblings and they give me praise for doing a good job but that might be your case and if it isn't than just do something that makes you happy okay i hope it gets better for you i really do
Explanation:
Answer:
I prefer working individually. I can focus on myself and what I need to do for my body. For individual exercises, you can run or jog around your neighborhood, bike around your neighborhood, do home workouts (like pushups, lunges, pedaling, jumping jacks, etc. For group exercises, you can swim together, run or jog around your area, bike in your neighborhood, go to the gym, etc.
hope this helps!
The answer is D! Hope that helps!