Instructions: Given the Question and Answer pair, detect whether the answer is acceptable or not. Denote acceptable answer as "yes", otherwise denote as "no". An acceptable answer is consistent with the context in question, detailed, long, and uses general knowledge of English. Answers that are not definite and suggest a variety of options are not acceptable answers.
Input: Question: Opening doors, offering to pay the tab, helping with a coat or a light of the smoke: we may describe these acts of a man to be gentlemanly. In a word, how may we describe these acts of any person? 
Answer: I'd go with courteous, the etymology of which also hints at a closer fit to gentlemanly than, say, decorous, polite, or respectful.
Output:
yes