Youaredevelopinganapplicationtoassisttheuserinconductingelectronicsurveys.Thesurveyconsistsof25true-or-falsequestions.Youneedtoperformthefollowingtasks：Initializeeachanswertotrue.Minimizetheamountofmemoryusedbyeachsurvey.Whichstorageoptionshouldyouchoose？
题目
Youaredevelopinganapplicationtoassisttheuserinconductingelectronicsurveys.Thesurveyconsistsof25true-or-falsequestions.Youneedtoperformthefollowingtasks：Initializeeachanswertotrue.Minimizetheamountofmemoryusedbyeachsurvey.Whichstorageoptionshouldyouchoose？（）
A.BitVector32answers=newBitVector32（1）；
B.BitVector32answers=newBitVector32（-1）；
C.BitArrayanswers=newBitArray（1）；
D.BitArrayanswers=newBitArray（-1）；