physicalrepresentation of the Christian beliefsystem of heaven and hell and the importance of repentance and redemption.
He is inpurgatory, a state of limbo in between death and heaven where the souls of sinners go until they have repented their sins and can go to heaven.
Purpose:
introducing the religious ideas of purgatory, justice and accountability, Dickens attributes another role to Marley's character.
He can be seen as a deterrent (discouragement and warning) as he exemplifies the repercussions Scrooge will face if he fails to change.
Purpose:
act as a catalyst for Scrooge's change.
He instils feelings of fear in Scrooge, evidenced by the "terrible sensation" he feels after Marley'svisit.
ultimately offers Scrooge a chance at redemption, as this fear is what initiallydrives his desire to change.