What two other characteristics may be shared by civilizations?

plz

These can be some shared characteristics by civilizations:

Big population centers: These help people survive with the help of each other, like farmers can grow and sell in these areas etc.

Monumental Architecture or Art: This will be identified as their legacy

Record Keeping: This can be a language or any other recording system to help record the history and traditions.

System of administering areas: Help run the place smoothly.

Labor division: Various people are skilled at various jobs, to do a certain job a skilled laborer is required.

Social Class System: It can be based on wealth as well as the type of work performed.

some american cities felt workers were being oppressed by business monopolies

the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation.