sCiEntiFiC stuDiEs inDiCAtE thAt ______.
A．highEr lEvEls oF EDuCAtion ArE rElAtED to grEAtEr mEntAl AwArEnEss in young AgE
B．highEr lEvEls oF EDuCAtion ArE irrElEvAnt to lowEr lEvEls oF mEntAl DEClinE in olD AgE
C．A highEr lEvEl oF EDuCAtion is thE ExClusivE FACtor thAt CAn slow thE rAtE oF mEntAl DEClinE
D．lEss mEntAl ACtivity in liFE CAn proBABly rEsult in highEr CognitivE lossEs in olD AgE.