More and more people are in a sub-health state. The reason is that they don't sleep well, too little sleep time can cause all kinds of discomfort and even cause disease. It is 180% higher than those who can sleep seven or eight hours a night. But researchers at the University of California, USA. have observed more than one million people and concluded that those who sleep more than eight hours a day have a mortality rate that People who sleep six to seven hours late are 120% taller. If the content of this text is correct. Which of the following is most unlikely to be correct? ["Too much or too little sleep every night can shorten a person's life.", 'Mortality is higher in people who sleep less than four hours per night than in people who sleep more than eight hours per night.', 'Sometimes people who sleep less than four hours, and sometimes people who sleep more than eight hours, have a 150% higher mortality rate than people who sleep for seven hours each night.', 'People who sleep more than eight hours a night if they change to sleep less than four hours a night.']