Questions 17 to 20 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions, Now, listen to the passage. Which of the following is true, according to the passage
A.Muhammad Ali had been in prison for four years. B.Muhammad Ali restarted his boxing career in 1972. C.Muhammad Ali ended his career because of illness. D.Muhammad Ali knocked out Archie More in the 5th round.