<prompt> Laurence moon biedle syndrome-Associated with?PolydactylyMental retardationRetinitis pigmentosaAll of above  <response>: Ans. is d i.e., All of above Laurence-Moon-Biedl syndrome is characterized by: Obesity Polydactyly Mental retardation Hypogonadotropic hypogonadism Retinitis pigmentosa 