An 89-yEAr-olD CliEnt is suFFEring From DEmEntiA oF thEAlzhEimEr’s typE. whiCh intErvEntion woulD BE most usEFul in mAnAging his DEmEntiA A、proviDE A sAFE EnvironmEnt. B、proviDE A stimulAting EnvironmEnt. C、AvoiD thE usE oF touCh. D、usE rEstrAints whEnEvEr nECEssAry.