thE root CAusE oF thE mAintEnAnCE oF Consumption lEvEl DEspitE thE high oil priCE is thAt ______.
A．thE priCEs oF othEr proDuCts hAvE not BEEn AFFECtED
B．oil tAkEs A smAllEr proportion oF worlD EnErgy
C．pEoplE ArE riChEr to AFForD ExpEnsivE proDuCts
D．pEoplE ArE usED to living A ComFortABlE liFE