Examinethelistofvariablesandtheirdatatypes：AMEDATATypeTS，TS1TIMESTAMPTSZTIMESTAMPWITHTIMEZONETLZTIMESTAMPWITHLOCALTIMEZONEIYMINTERVALYEARTOMONTHIDS，IDSIINTERVALYEARToSECONDWhichthreeexpressionsusingthenewdataandtimedatatypesarevalid？（）
A.IDS*2
B.TS+IYM
C.TS–TSI
D.IDS–TS
E.IDS+IYM