Both the Merrimack and the Monitor were
new warships built for the Civil War.
new warships built by the Union
supply ships used by both sides in port cities.
Confederate ships used against the Union.

"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"

the answer is       political office  

hope this .