Final answer:
The word 'designer' in this context refers to someone who decorates.
Step-by-step explanation:
The word 'designer' in this context refers to someone who decorates. The sentence states that the designer decorated the room with elegant curtains and tablecloths, implying that the designer made choices regarding the aesthetics of the room. The fact that party guests said it looked like a 1920s ballroom further supports the idea that the designer was responsible for the decoration.
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