Goldschmiedand Eleonora Chiari, whose installation $$Where Shall We Go Dancing Tonight?$$ was swept away in its entirety by cleaners in northern Italy. $\_\_\_\_$ the museum$$s cleaners were presented with a genuinely challenging puzzle. They were told to clean up after an evening event: get rid of the empty wine bottles, that sort of thing.

Which choice completes the text with the most logical transition?