Sentence Correction (SC) | Re: A proposal has been made to trim the horns from rhinoceroses to discou

No. "One" doesn't need to agree with a noun like this.

In fact, the most common function of "one" is to refer specifically to one of multiplethings mentioned earlier in the sentence.
E.g., These dresses are amazingly beautiful, but I cannot possibly afford to buyone. This sentence is fine.

If some single item has already
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