Definition: You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.
Input: Ricky proposed to his girlfriend and when she said yes he tried to put the ring on her finger but failed because the _ was too skinny.

finger