Which is the statement "no one will like me if i don’t drink” most associated with? social gathering
media influence
external pressure
internal pressure

The statement is most associated with INTERNAL PRESSURE. 
There are four types of peer pressure and internal pressure is one of them.
Internal pressure occurs when the pressure comes from within oneself.
In the question given above, the speaker is feeling internal pressure to do what his friends like.

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

Carbohydrates,fats and proteins