Becauseofthebusinesscommunity'suncertaintyaboutthePresident'spositioninregardtotheissueofthebudgetdeficit,anunanticipatedriseininterestrateshasoccurred.（）
(A)inregardtotheissueofthebudgetdeficit,anunanticipatedriseininterestrateshas
(B)onthedeficit,anunanticipatedriseininterestrateshas
(C)regardingthebudgetarydeficit,anunanticipatedriseininterestrateshave
(D)onthedeficit,anunanticipatedriseininterestrateshave
(E)regardingthedeficit,anunanticipatedriseininterestratshave