Hence, they conclude that rehabilitation programs have been ineffective, and should be abandoned, and that prisons should be used only for punishement of crimes committed. B. Current revenues do not allow for the construction of more long-term prisons. C. Studies have shown that over 90 percent of parolees who have not been in prison rehabilitation programs become repeat offenders. It is impossible to predict which criminals are most likely to become repeat offenders. No chickens are four-legged.
Some birds are chickens.
Therefore, some birds are not four-legged. No parrots are four-legged. Some birds are turkeys. Therefore, some birds are not four-legged. B. All chickens are four-legged.