Which of the following is incorrectly matched?
1. Article 330: Reservation of seats for Scheduled Castes and Scheduled Tribes in the House of the People.
2. Article 331: Reservation of seats for Scheduled Castes and Scheduled Tribes in the Legislative Assemblies of the States.
3. Article 334: Reservation of seats and special representation to cease after seventy years.
4. Article 335: Claims of Scheduled Castes and Scheduled Tribes to services and posts.
1. 1 only
2. 2 only
3. 3 only
4. 4 only