单项选择题

The difference between Foreign Direct Investment and Portfolio Investment is that:

A.PortfolioInvestmentmostlyrepresentsthesaleandpurchaseofforeignfinancialassetssuchasstocksandbondsthatdonotinvolveatransferofcontrol.B.ForeignDirectInvestmentmostlyrepresentsthesaleandpurchaseofforeignfinancialassetssuchasstockswhereasPortfolioInvestmentmostlyinvolvesthesalesandpurchaseofforeignbonds.C.Foreigndirectinvestmentisaboutbuyinglandandbuildingfactories,whereasportfolioinvestmentisaboutbuyingstocksandbonds.D.Alloftheabove