Deletion of List of question and answer websites

Comment: per |. All these two articles are is a list of various web sites that have a section where people can ask and answer questions. This article may help people who want to know how to get answers for questions, but Wikipedia is not a how-to guide, that's what Wikihow is for
Stance: delete
Cited policy: Wikipedia:What Wikipedia is not (WP:NOTHOW)

Comment: The obvious value of such a list is to assist navigation.  The basis of the list is notable per ; for example, see http://books.google.co.uk/books?id=Zl4EAAAAMBAJ&pg=PA56 here
Stance: keep
Cited policy: Wikipedia:Notability (WP:LISTN)

Comment: both 'question and answer' articles per .  is another article that is duplicate, but more complete
Stance: delete
Cited policy: Wikipedia:What Wikipedia is not (WP:NOTDIR||WP:LAIR)