What are some causes of a sore and red tongue? A: Several things may cause a sore tongue including trauma such as biting or burning the tongue, smoking cigarettes, or having a canker sore on the tongue, ac... Full Answer >
Lower middle class. In developed nations across the world, the lower middle class is a sub-division of the greater middle class. Universally the term refers to the group of middle class households or individuals who have not attained the status of the upper middle class associated with the higher realms of the middle class, hence the name. Contents.
Upper class is a social class that consists of those who have moderate incomes. Working class is a social class generally made up of people with high school diplomas and lower levels of education. _______________ is a social class living in poverty.