Step 1: Option Analysis.
- Buddhism (A) relates to Nirvana, the cessation of suffering, aligning with III. - Samkhya (B) is associated with Moksha, the release from the rebirth cycle, thus matching II. - Mimamsa (C) centers on Kaivalya, the state of ultimate freedom, therefore matching I. - Vedanta (D) highlights Apurva, the innate capacity for liberation, corresponding to IV.
Step 2: Determination. Option 3 is the correct choice.
Final Determination: \[ \boxed{\text{The correct answer is 3. A - III, B - II, C - I, D - IV.}} \]