Guide words in a dictionary help you locate words on a page, and they typically represent the first and last words on that page. For the word "adage," we want to identify a set of guide words where "adage" would fit alphabetically between them.
Let's look at the options:
A. Acumen and adactyly - "Adage" fits between these words. B. Adapt and administration - "Adage" fits between these words. C. Addled and address - "Adage" fits between these words. D. Acute and additional - "Adage" fits between these words.
Since "adage" fits well between all the provided options alphabetically, the answer could be any of these pairs. However, the most appropriate guide words for a dictionary page containing "adage" would likely be option A: Acumen and adactyly, as they are closest in the alphabetical range around "adage."