Read the following context and choose the best option to answer the question.
Context: Just make a solid schedule for myself and stick to it . When I was going to bed at the same time every night , and managing my time and food schedule ... I just felt better .
Question: Why does the narrator recommend keeping your bed time stable ?
Options: 
A. It helped for their night job .
B. It helped for curing hangovers .
C. None of the above choices .
D. It improved their life .


D