Task: Instance Description Understanding (ontology: Sciences/Biology)

Which of the following definitions best describes the instance 'yiff'?

A. An offensive Danish slang term used to refer to a lesbian.
B. A term used by members of the furry fandom to refer to sex.
C. A rare synonym for nymphomania.
D. A fictional town of 25,000 all-female residents located in northern Sweden, reports of which surfaced in Chinese press agencies Xinhua and Harbin News in 2009. Said to have been founded in 1820 by a wealthy, man-hating widow, men are banned from entering the town and most of its desperate, sex-starved inhabitants have turned to lesbianism. Immediately following the reports, millions of Chinese men swamped Swedish tourist companies with requests for information about it.

Answer: A term used by members of the furry fandom to refer to sex.