Alcohol plus affects short-term memory and tracking ability

Answer - Marijuana 
Reason - Well any alcoholic beverages and marijuana uses, affect your nerves and ability of response time. Which increases drowsiness and delusional effects. Its also terrible because it hinders your critical thinking.

U. life is what you go through to become a better person. it makes you stronger, wiser, and more creative. it can be hard but its ok. because i believe everyone was put here for a reason. whether or not you know that reason you should always look towards the future and trust in god for a better tomorrow.be safe and blessed