What do the inner and outer core have in common?

1.The inner and outer core are layers of the Earth and consist of minerals and metals

"social stratification refers to the way people are ranked and ordered in society. in western societies, stratification is primarily seen and understood as a result of socioeconomic status, which produces a hierarchy in which access to resources, and possession of them, increases from the lower to the upper strata"

answer; sociological imagination;