Answer: Ligaments
Explanation: Lean body mass is simply everything that's is not fat. This includes your bones, organs, muscles, ligaments, tendons and fluids. So the answer to your question is Ligaments.
B. Ensure hours of operation that are convenient to patients with limited English proficiency.
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!
