Why does the writer say "I was afraid to look in the mirror" in the first sentence of the first paragraph of the text
A．Perhaps because he didn't like his own appearance.
B．Perhaps because he didn't prepare enough for the test.
C．Perhaps because he was afraid to look at his utterly battled look for the previous sleepless night.
D．Perhaps because he had too many worries about the damages brought to his health due to his busy preparation for the test.