Alcohol has a known side effect of increasing the consumers temper. It increases irritability, slows reaction time and con concentration.
3rd person because it’s told from a narrators point of view
I think that the answer would probably be C, because often if it is like a teen or something they will not use grammatical correct sentences, the character does not always need to speak in short sentences, and the if the character is mad they probably will not speak politely. But I am not 100% sorry