A well-known artist Liu held two solo concerts in Shanghai in 2009. Among them, the first box office income was very good, and the tickets were all sold out one month before the performance. Therefore, the agency where the artist is located decided one month later Once again, Liu held a concert in Shanghai with the same scale as the first time. However, the second time the box office revenue was very unsatisfactory, and tickets were only sold for 40%. Which of the following is most likely responsible for the decline in box office revenue at the second concert? ? ['The schedule of the second concert is the same as the first concert. Many people have already participated in the first concert, so they will not participate in the second concert.', 'At the same time as the second concert, another well-known artist is performing a magic show in Shanghai.', 'Most of the people who participated in the second concert were those who did not buy tickets for the first concert.', 'The venue for the second concert is not in the city center, and many people in Shanghai are too far away from home to participate.']