A key characteristic of a civilization is the specialization of labor. What does this mean?
People are self-sufficient economically.
All people depend on the work of others.
Everyone gets to decide what type of work they'd like to do.
Every family is in charge of a certain trade.
People are self-sufficient economically.
All people depend on the work of others.
Everyone gets to decide what type of work they'd like to do.
Every family is in charge of a certain trade.