The method which can help a person cope up with grief on his or her own is maintaining a daily routine.
Therefore, the correct answer to the question is option a.
Explanation:
Grief feeling can occur in a person due to loss of something or someone which was very important for that person. This feeling can also lead the person in depression. There are many ways from which a person can cope up with his grief.
The best method is taking help from acounselor but in this way he will take help from other or expert. If a person wants to cope up with his grief on his or her own he must maintain a daily routine. By this the person can easily forget his grief and will be busy in doing something which is beneficial for him.