(a) What (i) amount was budgeted for the proposed permanent exhibition of antique weaponry at the National Museum in Bloemfontein in the 2019-20 financial year, (ii) portion of the budget has been spent to date, (iii) is the cost for the cases that will contain the weaponry and (iv) is the current status of the progress made in establishing the exhibition, (b) where will the exhibition be situated and (c) by what date will the exhibition be open to the public?