The one that did not belong is this: DETERMINE THE PSYCHOLOGICAL CAUSES OF CRIME.
The six ways of preventing crime recommended by Cesare Beccaria are as follows:
1. Educate the public.
2. Enact laws that are simple,clear and unbiased, which reflect the consensus of the population.
3. Eliminate corruption from the administration of justice.
4. Reward virtue.
5. Put in place social contract.
6. Put in place appropriate punishment, that are prompt, certain and which are dictated by laws.