Top 10 High Page Rank Question and Answer Sites List For Off Page SEO

Top 10 High PR Question and Answer Website List For SEO Backlinks

1		https://answers.yahoo.com/
2		http://www.answers.com/Q/
3		https://www.quora.com/
4		http://www.ehow.com/
5		https://superuser.com/
6		https://stackoverflow.com/
7		https://able2know.org/
8		https://www.theanswerbank.co.uk/
9		https://www.blurtit.com/
10		https://www.askdeb.com/
11		https://www.askmehelpdesk.com/
12		https://ask.fm/