At a Rave Party,a 15-Year-Old Was Drugged and Then Raped

Multiple Choice

At a rave party,a 15-year-old was drugged and then raped repeatedly by a number of the partygoers.Some onlookers snapped pictures that they subsequently posted on Facebook,and others just ignored what was happening.When a witness to the affair was contacted by police,his statement was,"I didn't know her.I assumed she was a willing participant.Besides,no one else was calling 911." What is the term used to describe his reaction to the event?

A) concrete feet syndrome
B) bystander apathy
C) intervention hesitation
D) reluctant witness syndrome