He considered it akin to the results of food poisoning
On the door knocker of the front door
He thought he was going crazy at first so he didn't believe in it at first.
He's scared at frst and doesn't belive that Marley's ghost is real. But then he starts to believe by some of the things that Marley says and does.
To warn Scrooge that unless he changes his ways and seeks to make amends to mankind for his previous miserly living then Scrooge was destined to walk the earth in eternal torment
Having delivered his warning to Scrooge, Marley leaves through the window of Scrooges bedroom in to the night. This is the end of Stave one
He felt he was an apparition caused by some raw potato he'd eaten of some under cooked meat. Indeed he felt that the vision had more to do with Gravy than Grave
The first ghost to appear to Scrooge is the Ghost of Christmas Past. This spirit takes Scrooge on a journey through his childhood and past Christmases to help him reflect on his life choices and actions.
scrooge and marley scrooges nephew visit him scrooge will give nothing scroogecloses his office for christmas scrooge meets an old friend the face on the door knocker the strange carriage strange noises scrooge talks to the marleys ghost
Scrooge believes that Marley's ghost is visiting him as a result of something he ate or drank. He dismisses the idea that Marley's ghost is real, attributing it to his own indigestion or an undigested bit of beef.
Scrooge was never a ghost in the story
Scrooge learned from Marley's ghost the consequences of a life consumed by greed and selfishness. He discovered that material wealth is meaningless in the face of spiritual poverty and that the path to redemption lies in generosity, compassion, and kindness towards others.
Marley's ghost predicts that if Ebenezer Scrooge does not change his ways, he will end up like Marley - carrying the heavy chains of greed and regret for eternity. Marley warns Scrooge that he still has a chance to avoid his fate by embracing generosity and compassion towards others.