What the benefit of fear

Fear helps you manage stress and relaxes you.

Physically, under stress, your body and brain are bombarded with adrenaline and dopamine, which speed up your heart rate and blood pressure, flooding your muscles with oxygen to prepare you for fight or flight. Your senses buzz to life.

Explanation:

in june, we will have been married for eighteen months. (i am assuming this is what you want? the sentence, as you have presented it, is grammatically incorrect--   you want it corrected, yes? )

(i can't select because there is no options but, i will answer) using evidence effectively. most of the assignments you will do in university will ask you to make an argument, to take a stance, or to prove a hypothesis. the best way to do this is to research the topic, develop a thesis statement, hypothesis, or claim and then use evidence to support this claim.