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!
Answer:
second shelf
The higher shelves and the racks in the door are usually the warmest part of the fridge.
Explanation:
The door. This is the warmest area of the fridge as room-temperature air gushes in every time the door is opened
True.....
Explanation:
Considering the total body, there are six elements of fitness: aerobic capacity, body structure, body composition, balance, muscular flexibility and strength.
BMI- obesity
X-Ray- COPD
Blood Cell Count- iron deficiency
