Read this excerpt from Anne Frank Remembered. Determined not to let my knees tremble, I forced myself up the steps to the room w
here I had been directed. I knocked on the door. No one answered, so I opened it. As the door swung open, I saw a round table filled with high-ranking Nazis. Their caps were on the table, and in the middle of the table was a radio. The radio was playing an English broadcast. Right away, I recognized the BBC. All their eyes burned into me. I realized that I had accidentally witnessed them committing a crime of treason, for which the penalty was death. I knew they would do with me what they would, so I had nothing more to lose. "Who is in charge?" I asked. Why is this excerpt suspenseful? The radio is broadcasting war news. Miep is committing a crime. The Nazis recognize Miep. The outcome is uncertain.
A. The sentence works fine. one could argue B, but a colon is used to separate a run-on or show two complete thoughts in the same sentence, so arguably B would not work either.
