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.
Many people aren't sure which income class that they specifically fall under. Although the vast majority will fall under the middle income class, many studies and scholars actually break up the middle class into three different categories, and some even say there are four.