Five college students. College students refer to a group of people who are receiving basic higher education and professional higher education, have not yet graduated or have graduated from higher education and entered the society. Five college students are assigned to teach in four regions, and each region has at least 1 student. You can't divide two students into the same area because of the same major. Teaching support refers to an education and teaching management work to support primary and secondary schools in backward areas, also known as poverty alleviation.