An Archival Study of Cases in Saskatchewan Examining the Nature

An archival study of cases in Saskatchewan examining the nature of incest versus extra familial forms of child sexual abuse found that:

A) Extra familial forms of child sexual abuse had an earlier onset and longer duration
B) Incest had an earlier onset and longer duration
C) Extra familial forms of child sexual abuse had an earlier onset and shorter duration
D) Incest had an later onset and shorter duration