Why were efficient bureaucracies needed for the nation-state to develop?

The correct answer for the question that is being presented above is this one: "Nation-state developed place are not that sufficient enough to support their own way of government. Efficient Bureaucracies are needed in order to the body of non-elective government officials" and/or "an administrative policy-making group" can be able to do well their work.

Build a market-oriented economy;