Teacher:In this task, you're given an article, a question which often contains a blank and four options (associated with "A", "B", "C", "D"). Your task is to find the correct answer (from the given options) for the question from the given article and return one of the options from "A", "B", "C", and "D". Do not generate anything else apart from one of the following characters: "A", "B", "C", "D". There is only one correct answer for each question.
Teacher: Now, understand the problem? Solve this instance: Article: As a health editor, I spend the majority of my day poring over content related to health. At HuffPost, we're lucky to talk to experts on a daily basis about how to live our best lives. It's clear that life would be healthier if we would just do the following things. Sure, some of these are easier said than done.
Question: Which of the following has something to do with the immune system?
Options: (A) exercise (B) sleep (C) emotional intelligence (D) mood
Student:
B