After serving his ______________ as a toolmaker, he became a manager.

house painter; insurance agent;typist;priest;steelworker;coal miner; carpenter;stockbroker;school teacher; doctor; boat builder; dentist;train driver; tailor; wine grower;nurse;salesman;shepherd;lawyer;builder;architect;toolmaker;lumberjack;presser;weaver;pop singer;secretary;accountant;engineer;fisherman;hunter;judge. Personal Services （）

house painter; insurance agent;typist;priest;steelworker;coal miner; carpenter;stockbroker;school teacher; doctor; boat builder; dentist;train driver; tailor; wine grower;nurse;salesman;shepherd;lawyer;builder;architect;toolmaker;lumberjack;presser;weaver;pop singer;secretary;accountant;engineer;fisherman;hunter;judge. Primary Production （）

house painter; insurance agent;typist;priest;steelworker;coal miner; carpenter;stockbroker;school teacher; doctor; boat builder; dentist;train driver; tailor; wine grower;nurse;salesman;shepherd;lawyer;builder;architect;toolmaker;lumberjack;presser;weaver;pop singer;secretary;accountant;engineer;fisherman;hunter;judge. Commercial Services （）

house painter; insurance agent;typist;priest;steelworker;coal miner; carpenter;stockbroker;school teacher; doctor; boat builder; dentist;train driver; tailor; wine grower;nurse;salesman;shepherd;lawyer;builder;architect;toolmaker;lumberjack;presser;weaver;pop singer;secretary;accountant;engineer;fisherman;hunter;judge. Secondary Production （）