maynotcurrentlyhavethemoneytobuy.\rWhenyouuseacreditcard,thecreditcardcompanythatissuedthecreditcardpaysthestore.\rLater,abillwillbemailedtoyoubyyourcreditcardcompanyfortheamountyoupurchased.At\rthattime,youcaneitherpaythebillinfull,oronlypayaminimumamount,andwaittilllaterto\rfinishpaying.Ifyouwaittilllater,youwillowethecreditcardcompanyinterestontheamount\rthatyoudonotpay.\rl.D2.C3.B4.C5.A\rSpeaking\rCanyouchangeatwenty-dollarbill?\rCashier:HowcanIhelpyou,Miss?\rJill:Couldyouchangea20forme?\rCashier:Sure.Howdoyouwantit?\rJill:CouldIhavetwo5's,butnotenough1's.Arequartersallrightwithyou?\rCashier:Well,Ihavesome5's,butnotenoughPs.Arequartersallrightwithyou?\rJill:Oh,that'sevenbetter!Inthatcase,Iwon'thavetoworryaboutthesmallchangeforthe\rlaundry.\rCashier:Hereyouare!\rJill:Thanksamillion!\r42