To solve this question, we need to determine the association of Jimmy Wales and Larry Sanger with a particular company or project from the given options. The options provided are: Wikipedia, Google, Whatsapp, and Facebook.

1. Wikipedia: Jimmy Wales and Larry Sanger are known for their work in founding Wikipedia. Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation. Jimmy Wales is one of the co-founders of Wikipedia, having launched it in January 2001, and Larry Sanger was involved in its early development, particularly in developing the ideas and operational techniques that have made Wikipedia successful.
2. Google: Google, a multinational technology company specializing in internet-related services, was founded by Larry Page and Sergey Brin. Therefore, there is no direct association of Jimmy Wales and Larry Sanger with Google.
3. Whatsapp: Whatsapp is a messaging platform, and it was created by Brian Acton and Jan Koum. Thus, Jimmy Wales and Larry Sanger are not associated with Whatsapp.
4. Facebook: Facebook, a major social networking service, was developed by Mark Zuckerberg and his college roommates. There is no known connection to Jimmy Wales or Larry Sanger.

Based on the above eliminations and facts, the correct answer is Wikipedia.