7、esandsoletradersbyenablingthemtosellbeyondtheirborders.Italsocreatesacredithistory,helpingconsumersborrow.(节选自TheEconomist)1. WhatisthepurposeofParagraph1?A.Toshowanexampleofusingcash.B.Tointroducethemaintopicofthetext.C.Topresentthedevelopmentofcash.D.Toexplainthe historyofdigital p