If there are any inspired performances in the concert, the audience will be treated to a good show. But there will not be a good show unless there are sophisticated listeners in the audience, and to be a sophisticated listener one must understand one' s musical roots. If all of the statements above are true, which one of the following must also be true? ['If there are no sophisticated listeners in the audience, then there will be no inspired musical performances in the concert.', 'If there will be people in the audience who understand their musical roots, then at least one musical performance in the concert will be inspired.', 'If there are sophisticated listeners in the audience, then there will be inspired musical performances in the concert.', 'No people who understand their musical roots will be in the audience if the audience will not be treated to a good show.']