24. Whether the living accommodation occupied by the household to which the return relates is a—
(a)whole house or bungalow and if so, whether—
(i)detached;
(ii)semi detached; or
(iii)terraced (including end terrace);
(b)flat, maisonette or apartment and if so, whether—
(i)in a tenement or purpose built block of flats (including ‘4-in-a-block’);
(ii)part of a converted or shared house (including bed sits); or
(iii)in a commercial building; or
(c)caravan or other mobile or temporary structure.