ACCorDing to thE tExt, rEtirEmEnt CAn BEnEFit thosE who ______.
A．hAvE AlwAys hAD vEry Busy work in thEir livEs
B．hAvE prEviously hAD DEprEssing work ExpEriEnCEs
C．CAn FinD morE stimulAting ACtivitiEs thAn thEy hAD through work
D．hAvE hAD high-lEvEl joBs or vEry stimulAting work ExpEriEnCEs