Read the following context and choose the best option to answer the question.
Context: His cell phone chirps just as the power goes out , plunging the room into darkness . He checks the message - his face illuminated by the glow of the screen - and reads , " Power just went out . Helping to keep everyone calm .
Question: Why are people in the room so scared ?
Options: 
A. The phones ' wo n't stop ringing .
B. There are no working phones .
C. There is no lights .
D. None of the above choices .


C