I am having trouble on these questions

_11_ The economic model of optimal law enforcement (the Becker model) implies that (a) Criminals should never be punished. (b) Criminals should never be punished by imprisonment. (c) The crime rate is a decreasing function of the expected punishment. (d) None of the above. _12. One of the prescriptions of the Becker model is that (a) Fines should be used to the maximum extent possible before using prison. (b) Fines and prison should be used in equal proportions- (c) Fines should never be used. ((1) Only imprisonment deters criminals. _] 3. Another prescription of the Becker model is that (a) All o'enders should be caught and ned. (b) All offenders should be caught and imprisoned (c) Only a few offenders should be caught, but those who are caught should be punished harshly. ((1) None of the above. _14. In practice: nes are not maximal because (a) In reality, it is costly to raise nes because offenders try harder to evade capture. (b) Society values proportionality of punishment to crimes. (c) Marginal deterrence would then not be possible. (d) All of the above