(1) Whether all the houses at the Marievale military base are occupied; if not, why not; if so, how many houses are occupied by (a) military and (b) non-military personnel; (2) whether the current tenants have rental contracts; if not, why not; if so, what are the relevant details of these contracts; (3) whether the tenants are adhering to the contracts; if not, what is the position in this regard; (4) what is the state of the maintenance of the (a) roads, (b) buildings and (c) (i) water, (ii) power and (iii) sewerage infrastructure?