Adapted passage context: The source text explains that colour choices can change the mood and apparent spaciousness of a room. Mixing light and dark shades, using contrasting walls, stencils or scenery can reduce monotony, and the final design often reflects the occupant's personality. Adapted CTET source question 97: Complete the given word analogy : monotonous : dull :: ambience :? .

1. weather
2. room
3. temperature
4. aura