What is a fixed social class system?

Large groups of people differing from each other by the place they occupy in a historically determined system of social production, by their relation.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.

6 units. ab and lo are congruent sides, and if ab= 6 units, then lo would be the same.