It 's a tiring day . I slept really late ( or early ) this morning and I could barely think right before I speak . I ' m always having this half a second lag when I talk .
Why is the narrator failing to wake up early ?
Pick the best answer from the following options:
A. None of the above choices .
B. The narrator does not get enough sleep .
C. The narrator has a medical condition .
D. The narrator has kids .


B