A man tries to swallow a pen as part of a circus act. The pen becomes lodged in his throat and he is taken to a hospital for immediate medical attention. The man sues the company that manufactured the pen. Which of the following would be the best defense for the pen manufacturer in this lawsuit? A) It can claim that the product carried generally known dangers. B) It can claim that the product was abnormally misused. C) It can claim that the injury was caused by a supervening event. D) It can claim that the injury was caused by an intervening event.