The passage is mainly about () A: the Wall Street B: the stock exchange C: the stock D: the stockholder and stockbroker

The real Christopher Paul Gardner is an American businessman, investor, stockbroker, motivational speaker, author, and philanthropist. What does “philanthropist” mean?

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 （）