I believe there is no such thing as b. perfect fracture.
Maintain a clean and healthy home as an example for others to follow is the correct answer.
As they say every good thing or initiative starts from yourself. If you want the country to be clean and pollution free then first of all you have to stop polluting.
Obviously then the others will watch you and learn a good ting or two and follow you or get inspired by you and then stop polluting.
When you are alone with an adult man who is chocking and another person has gone to get more help. You are performing abdominal thrust when the patient suddenly collapses. The next thing that you should is to perform cardio pulmonary resuscitation (CPR) on the patient and make sure you check the mouth for any object before the rescue breath.
Most of the enzymes found in the mitochondria are involved in the reactions associated with: Extracting energy from nutrients! :D