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

Which of the following definitions best describes the instance 'Skoptic syndrome'?

A. Term proposed to cover a variety of gender identity related conditions, including non-transgender cross-dressing behavior, being transgender and not following a course of hormones and surgery, and being transgender and following a prescribed course of hormones and surgery (which was then referred to as transsexualism).
B. A derogatory term for sexual practices considered by some entity or entities as "abnormal".
C. A condition in which a person is preoccupied with or engages in genital self-mutilation.
D. An outdated medical term referring to erotic attraction toward members of the same sex that is not consciously experienced or expressed in overt action.

Answer: A condition in which a person is preoccupied with or engages in genital self-mutilation.