text: The<unk>  (or<unk>  ridges, or urethral<unk>  are an embryological structure which give rise to a portion of the external genitalia.
option_0: Urogenital folds
option_1: Pubic hair
option_2: Abdominal hair
option_3: Pterion
option_4: Epispadias
option_5: Urethral caruncle
option_6: Scrotal masses
option_7: Penis enlargement