Whether an assessment has been done by her department on the state of the fence along the South Africa-Zimbabwe border; if not, (a) on what date is it envisaged that an assessment will be undertaken and (b) is there an overall strategic plan by her department to deal with the repair, maintenance and construction of border fences in totality; if so, what (i) is the overall condition of the fence, (ii) are the particular hotspot areas that require immediate attention and (iii) is the total budget allocation for the repair to border fences in the 2020-21 financial year?