The approach to punishment that relies on the threat of harsh penalties to discourage people from committing crimes is calledA) deterrence. B) retribution. C) incapacitation. D) rehabilitation.

Answer:A) Deterrence

Explanation: Deterrence is defined as the severe punishment or penalties in return of the crime that has been committed so that other people will fear about committing such crime. This act is based on indulging the fear in other's mind.

Such act discourages people for the crime commitment and thus reduce crime rate. Other options are incorrect because they don't induce the fear of consequences of the crime. Thus the correct option is option (A).