With regard to the provision of water tanks, mobile toilets and the de-densification and/or reblocking programme that she announced, (a) what number of (i) water tanks and/or (ii) mobile toilets are allocated to Gauteng, (b) what is the role of (i) her department and (ii) municipalities, particularly in Tshwane, regarding the provision of the specified ablution and water facilities, (c) what number of communities and/or informal settlements that have been identified will benefit from the programme and (d) how were the specified communities and/or informal settlements identified?