The new concept of ant tribe is familiar with the constant reports of the media and the lively discussion of public opinion. The so-called ant tribe is a group of people who have low wages after graduating from college and live in cheap rental housing.
According to the above definition, which of the following options belongs to the ant tribe?
Liu is a fourth-year university student. He is a trainee in a company, and the company gives him a monthly salary of 1,500 yuan, and he rents with his classmates in the annex of the company