During the 1960s and 1970s, the Crime-Control Philosophy Became a Dominant

During the 1960s and 1970s, the crime-control philosophy became a dominant force in America because of the rising fear of crime and what other factor?

A) the increasing numbers of inmates being released from prison early due to overcrowding
B) the increasing pressure from civil rights advocates
C) a rising shortage of police officers at the local level
D) the growing skepticism about the effectiveness of rehabilitation efforts