The correct option is
B Impairs coordination of different body parts
Drinking is the addiction of alcohol which has many serious effects on body. Cerebellum of brain gets affected which causes loss of muscle coordination due to which speech becomes incoherent. Inflammation of axons occur which leads to neuritis. Alcohol acts as depressant of all body functions and all senses become dull. It removes learned behaviour and due to this, a person after drinking beaves in a uncivilised manner.
So, the correct answer is 'Impairs coordination of different body parts'.