human
Question: Education in the United States is compulsory  for children up to about the age of sixteen.Most young people stay in school longer than that. Most graduate from high school at the age of 17 or 18.     Almost half of these high school graduates continue their education at a college or university.Education for most young people in this country is free up to the time they graduate from high school.There are private schools, but most parents send their children to public schools, where students do not pay tuition . When young people go to college, however,they must pay tuition at a public university or a private university.University costs are going up a lot:private universities have become very expensive because the government does not help them.     Who pays? The parents of children in college may have to pay more,or often the students may have to find jobs.These students have to worry about assignments and grades and also about their jobs.If they work too much at their jobs they may be absent from class or miss assignments or make too many errors on tests.They may even fail their courses and have to leave the university.     For many students, the problem of getting an education is not just a problem of homework and exams.They also have to make money to pay for tuition.And professors don't teach them how to do that! The private university students have to pay more money for tuition because  _  .

Choices:
A) no companies support the private universities
B) the government does not support the private universities
C) the teaching quality of the private universities are better
D) they have some troubles in passing the exams
gpt
The correct answer is 1: the government does not support the private universities.