(1) (a) How many schools currently participate in international exchange programmes, (b) what is the nature of these exchange programmes and (c) how are participants selected; (2) whether her department has established (a) policies and (b) processes for the approval of any particular exchange programme; if not, why not; if so, what are the relevant details; (3) whether she has found that the relevant process is followed in the selection of participants in exchange programmes; if not, why not; if so, what are the relevant details?