Answer:
The main difference between the controllable and uncontrollable risk factors are that- controllable factors are precautions that we can take to prevent diseases or harms and uncontrollable factors are the ones that we don’t have any control over.
Explanation:
The uncontrollable risk factors cannot be controlled by humans or they do not have that power over it to prevent ourselves from any kind of harm or diseases. Controllable factors, however, can be controlled by us or it involves the steps we take to prevent the risks.
Two examples of controllable risk factors are-
i) Precautions that we take to prevent strokes, like by quitting smoking, having a healthy diet etc.
ii) maintaining the traffic rules to prevent accidents.
Examples of uncontrollable factors are -
i) ageing, and
ii) family history of a disease.
I believe it is B.) One every 3-5 seconds. This includes all mirrors, not just the rear view, though I may be wrong, sorry if I am!!
Hypercapnia, also known as hypercarbia and CO2 retention, is a condition of abnormally elevated carbon dioxide (CO2) levels in the blood. Carbon dioxide is a gaseous product of the body's metabolism and is normally expelled through the lungs.