Which region of the operon does the repressor bind to?

To the operator of the operon

A repressor binds to the operator of the operon. This blocks the attachment of RNA polymerase to the promoter, preventing transcription of the genes.

You can see the different elements of the operon and the region where the repressor binds in the image below (lac-operon):

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-lavira: )

im not intirely sure but i think the anwser is d relative humidity