【单选题】

Which of the following is true according to the passage
A．(A) Mentally iii offenders should not be sent to prison.

B．(B) Jailed criminals will lose contact with their families and re-offend after release.
C．(C) Smaller detention centres close to home are the best place for many women prisoners.
D．(D) Non-custodial community sentences proved to be quite effective in reducing re-offences.