Human service professionals who work in practice settings dealing with domestic violence, sexual assault, gang activity, and criminal justice agencies such as police departments, probation, state, and county prosecutors, and within correctional facilities such as jails and prisons, are considered

I believe the answer is: Forensic human service providers

Forensic human service providers main duty is to determine whether the accusation regarding domestic violence is true.
Their method is constructed in a way that minimize the likelihood for the children to be traumatised in the process, and identify the victim who choose to say that the violence never happened due to overwhelming fear toward the perpetrator.

C) germany is the anwser