Potts sued Dobbs on a product liability claim. Louis testified for Potts. On cross-examination, which of the following questions is the trial judge most likely to rule improper?
"Isn't it a fact that you are Potts' close friend?"  "Isn't it true that you are known in the community as  Louie the Lush' because of your addiction to alcohol?"  "Didn't you fail to report some income on your tax return last year?"  "Weren't you convicted, seven years ago in this court, of obtaining money under false pretenses?"