Self control, with that you can do anything
Immunocompetence: Means to have a normal immune response to germs and other bacteria invading your body.
Answer:
there are meetings that people can attend. There could also be family urging them to quit. There are also things you can buy to help stop smoking or stop the cravings to smoke
Explanation:
The answer is source B because it has a listed author who is an expert and it is the governments organization website which are more reliable that a .com website. Source A does not even list the author so you do not know who wrote it could be anyone.