3. Many of them are challenging and awkward, and the viewer has to move around to find the spots that make sense.
5. When something is put up on a pedestal, it is moved from one dimension to another / When something is taken off a pedestal, it is moved from a dimension back to its original one. (any 1)
6. (a) iv
7. One floor resembles a digital screen with no natural light, while another allows natural light to enter and feels much more open.