No. 'A Christmas Carol' has been adapted by many people over the years, but Bob Clark is not among those associated with it. His work was mainly in 'A Christmas Story', which has its own unique charm and story that is distinct from 'A Christmas Carol'.
Bob Cratchit in 'A Christmas Carol' is a symbol of kindness and perseverance. He works for the cold-hearted Scrooge and has a large family to support. Despite his difficult circumstances, he keeps his spirits up and shows love and care for his loved ones.
Yes. There is the original written version by Charles Dickens which has a very specific language and narrative style. Then there are film adaptations which often have to make changes for the visual medium. Some might cut certain parts, add new scenes for drama, or change the pacing, making them different versions in their own right.