Which of the following reflects a liberation hypothesis?

Which of the following reflects a liberation hypothesis?
 
  a. The idea is that in the most misdemeanor cases, there is little room for prosecutorial or judicial discretion to affect the sentence
  b. The idea is that in the most juvenile cases, there is little room for prosecutorial or judicial discretion to affect the sentence
  c. The idea is that in the most serious cases, there is little room for prosecutorial or judicial discretion to affect the sentence
  d. The idea is that in the most civil cases, there is little room for prosecutorial or judicial discretion to affect the sentence