I wake up hours before I am supposed to suppressing my sleeping once again . The thoughts in my head keep on shouting restlessly . Insomnia becomes my best friend .
According to the above context, choose the best option to answer the following question.
Question: What is the reason I ca n't sleep .
Options:
A. None of the above choices .
B. Insomnia is not my friend .
C. I sleep hours longer than I should .
D. I need to suppress my sleeping patterns .


A