A 21-year-old female gymnast is admitted to the hospital with severe dyspnea after a fall from the uneven parallel bars. Radiographic examination reveals that her right lung is collapsed and the left lung is compressed by the great volume of air in her right pleural cavity. During physical examination she has no signs of external injuries. Which of the following conditions will most likely describe this case? A. F lail chest with paradoxical respiration B. Emphysema C. Hemothorax D. Chylothorax E. Tension pneumothorax