How is Bob Cratchit described in A Christmas Carol?

Six: Ÿ Martha, the eldest daughter, who works as an apprentice at a milliner's Ÿ Belinda, the second daughter Ÿ Peter, the heir, for whom his father is arranging employment at the weekly rate of 5.5 shillings Ÿ An unnamed younger son Ÿ An unnamed younger daughter Ÿ Tiny Tim the invalid youngest son