Memoirs depend on interesting and vivid detail. Why does Bragg include the detail that his father greets him by saying, "Hey, Cotton Top"? a) The greeting confirms that the man is his father and is warm toward his son. b) It shows that the father is sarcastic. c) It shows that Bragg has always put a lot of effort into his hair style. d) It shows that the father doesn't remember his son's name.