Detailed Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Q: [header] How to keep calm when you are annoyed with someone [title] Realize that you're losing your temper with this person. [step] This is important, otherwise you might simply let out your annoyance or feel justified in being irritated. [title] Breathe deeply and slowly. <sep> (A) [step] Sometimes try breathing in and out through your nose and exhaling slowly through your mouth. This helps to slow the " fight or flight " feeling associated with emotional outbursts. (B) [step] Keep your cool by breathing deeply and slowly, to calm down your nervous system and to buy yourself some thinking space. [substeps] Try inhaling for 4 seconds, holding for 2, exhaling for 8, waiting for 2 and repeat. (C) [step] Do this by counting to five in your head and then gradually inhaling. Continue in this manner until you feel both tension and anger, working from the tips of your toes. (D) [step] It's easy to think that you are getting angrier than you really are, or that the person you're being frustrated with is getting under your skin. Take a deep breath and try again to calm yourself down before you can continue to berate the person.
A:
B