With reference to important Supreme court (SC) Judgements for appointments of Supreme and High court judges, consider the following pairs:
1. First Judges Case-1981 — SC introduced the collegium system.
2. Second Judges Case-1993 — Collegium would be a five-member body
3. Third Judges Case-1998 — The sole opinion of the chief justice of India does not constitute the consultation process.
How many pairs given above are correctly matched?