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".
Input: [header] How to cope with anxiety and depression [title] Exercise regularly. [step] Not only does regular exercise reduce the likelihood of heart disease and other illnesses, it has also been shown to treat both depression and anxiety. There are various explanations for why this occurs. <sep> (A) Taking a brisk walk every day can help work out any muscle tension associated with depression, and lead to a better outlook on life. If you feel depressed, intense exercise is important. (B) Furthermore, it may have some other health benefits. [substeps] Adequate aerobic exercise has been shown to offer such beneficial effects to decreased overall health. (C) The first thing to look for are the following : [substeps] Fatigue fatigue high blood pressure low blood pressure sleeping inactivity heart problems dry skin in the morning two or three times daily pms [title] Identify what triggers anxiety. [step] Identifying what triggers anxiety can help you to not to get anxious throughout the day. (D) First, exercise releases endorphins, a feel-good chemical in the brain that improves mood. It also reduces certain immune system chemicals that cause depression and raises the body temperature, which promotes relaxation.
Output:
D