What Was the Finding of Gendreau and Ross About the Offender

What was the finding of Gendreau and Ross about the offender rehabilitation literature and the attempts to reduce delinquent behavior?

A) The number of unsuccessful attempts are consistent with the "rehabilitation is not appropriate" hypothesis.
B) The number of unsuccessful attempts contradicted the "rehabilitation is not appropriate" hypothesis.
C) The number of successful reported attempts contradicted the "nothing works" hypothesis.
D) The number of successful reported attempts are consistent with the "nothing works" hypothesis.