The items that can contribute to heart disease is C. Nitrogen oxides and carbon monoxide. These are the chemicals that contribute to pollution. Carbon monoxide is the product from a combustion that can affect our respiratory system whenever we inhale this gaseous chemical. And nitrogen oxides can affect and penetrate areas of the body when inhaled in which our respiratory organs may be affected by diseases because of this chemical.
The answer is develop skills
Answer: C) 15 minutes
Explanation: Out of all the surgeries during the Civil War 75 percent were amputations. An amputation took only a very short 10 to 15 minutes. They were performed quickly so they could get to more soldiers.
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