(1) Whether her department is responsible for the maintenance of South Africa’s border barriers and fences; if not, which (a) department and/or (b) entity carries this responsibility; if so, (2) whether her department has appointed a contractor which is responsible for the maintenance of border barriers and fences; if not, what is the position in this regard; if so, what are the relevant details; (3) whether her department has launched an investigation into the alleged reports that there is a 2 km stretch of fence that is missing on the South African border close to Komatipoort; if not, why not; if so, (a) what steps have been taken to address this matter and (b) what are the further relevant details?