With regard to the construction of the Tshwane Bus Rapid Transport Line 2 stage 4, (a) what was the contents and nature of the Memorandum of Understanding (MOU) between the City of Tshwane and the SA National Roads Agency Limited, (b) why (i) was there a delay in the signing of this MOU and (ii) has construction been delayed, (c) at what stage is construction progress presently, measured against the construction date plans and (d) what are the relevant details of the expenditure against the budget?