With reference to the Academy of Science of South Africa (ASSAf) which is currently being accommodated in rented premises, (a) what is the monthly rental expense for ASSAf, (b) does her department intend to take remedial steps, (c) does ASSAf intend to (i) purchase a building or (ii) relocate to other vacant government buildings and (d) what is the status of this process of (i) purchasing a building or (ii) relocating to another vacant government building?