Step 1: Event and Movement Chronology
- Gujarat Movement: January 1974, a student-led protest against economic hardship.
- Bihar Movement: March 1974, led by Jayaprakash Narayan against the government.
- Assam Movement: 1979, protesting illegal migration from Bangladesh.
- Railway Strike: May 1974, a worker action for improved wages and conditions.
Step 2: Matching Events to Dates
- (A) Gujarat Movement corresponds to (IV) January 1974.
- (B) Bihar Movement corresponds to (III) March 1974.
- (C) Assam Movement corresponds to (II) 1979.
- (D) Railway Strike corresponds to (I) May 1974.
Step 3: Final Correlation
The correct pairings are (A) - (IV), (B) - (III), (C) - (II), and (D) - (I). Therefore, option 1 is the correct choice.